diff --git a/files/30-sysinfo.sh b/files/30-sysinfo.sh
index 8653c7a7c1..cb8b0a5c1e 100755
--- a/files/30-sysinfo.sh
+++ b/files/30-sysinfo.sh
@@ -19,21 +19,20 @@ for f in $MOTD_DISABLE; do
 done
 
 # don't edit below here
-function display()
-{
+function display() {
 	# $1=name $2=value $3=red_limit $4=minimal_show_limit $5=unit $6=after $7=acs/desc{
 	# battery red color is opposite, lower number
 	if [[ "$1" == "Battery" ]]; then
-		local great="<";
+		local great="<"
 	else
-		local great=">";
+		local great=">"
 	fi
-	if [[ -n "$2" && "$2" > "0" && (( "${2%.*}" -ge "$4" )) ]]; then
+	if [[ -n "$2" && "$2" > "0" && (("${2%.*}" -ge "$4")) ]]; then
 		printf "%-14s%s" "$1:"
 		if awk "BEGIN{exit ! ($2 $great $3)}"; then
-			echo -ne "\e[0;91m $2";
+			echo -ne "\e[0;91m $2"
 		else
-			echo -ne "\e[0;92m $2";
+			echo -ne "\e[0;92m $2"
 		fi
 		printf "%-1s%s\x1B[0m" "$5"
 		printf "%-11s%s\t" "$6"
@@ -41,9 +40,7 @@ function display()
 	fi
 } # display
 
-
-function get_ip_addresses()
-{
+function get_ip_addresses() {
 	local ips=()
 	for f in /sys/class/net/*; do
 		local intf=$(basename $f)
@@ -59,9 +56,7 @@ function get_ip_addresses()
 	echo "${ips[@]}"
 } # get_ip_addresses
 
-
-function storage_info()
-{
+function storage_info() {
 	# storage info
 	RootInfo=$(df -h /)
 	root_usage=$(awk '/\// {print $(NF-1)}' <<<${RootInfo} | sed 's/%//g')
@@ -85,15 +80,14 @@ function storage_info()
 	fi
 } # storage_info
 
-function get_data_storage()
-{
-    if which lsblk >/dev/null;then
-	root_name=$(lsblk -l -o NAME,MOUNTPOINT | awk '$2~/^\/$/ {print $1'})
-	mmc_name=$(echo $root_name | awk '{print substr($1,1,length($1)-2);}')
-	if echo $mmc_name | grep mmcblk >/dev/null;then
-	    DATA_STORAGE="/mnt/${mmc_name}p4"
+function get_data_storage() {
+	if which lsblk >/dev/null; then
+		root_name=$(lsblk -l -o NAME,MOUNTPOINT | awk '$2~/^\/$/ {print $1'})
+		mmc_name=$(echo $root_name | awk '{print substr($1,1,length($1)-2);}')
+		if echo $mmc_name | grep mmcblk >/dev/null; then
+			DATA_STORAGE="/mnt/${mmc_name}p4"
+		fi
 	fi
-    fi
 }
 
 # query various systems and send some stuff to the background for overall faster execution.
@@ -101,29 +95,29 @@ function get_data_storage()
 ip_address=$(get_ip_addresses &)
 get_data_storage
 storage_info
-critical_load=$(( 1 + $(grep -c processor /proc/cpuinfo) / 2 ))
+critical_load=$((1 + $(grep -c processor /proc/cpuinfo) / 2))
 
 # get uptime, logged in users and load in one take
-if [ -x /usr/bin/cpustat ];then
-    time=$(/usr/bin/cpustat -u)
-    load=$(/usr/bin/cpustat -l)
+if [ -x /usr/bin/cpustat ]; then
+	time=$(/usr/bin/cpustat -u)
+	load=$(/usr/bin/cpustat -l)
 else
-    UptimeString=$(uptime | tr -d ',')
-    time=$(awk -F" " '{print $3" "$4}' <<<"${UptimeString}")
-    load="$(awk -F"average: " '{print $2}'<<<"${UptimeString}")"
-    case ${time} in
+	UptimeString=$(uptime | tr -d ',')
+	time=$(awk -F" " '{print $3" "$4}' <<<"${UptimeString}")
+	load="$(awk -F"average: " '{print $2}' <<<"${UptimeString}")"
+	case ${time} in
 	1:*) # 1-2 hours
-		time=$(awk -F" " '{print $3" 小时"}' <<<"${UptimeString}")
+		time=$(awk -F" " '{print $3" h"}' <<<"${UptimeString}")
 		;;
 	*:*) # 2-24 hours
-		time=$(awk -F" " '{print $3" 小时"}' <<<"${UptimeString}")
+		time=$(awk -F" " '{print $3" h"}' <<<"${UptimeString}")
 		;;
 	*day) # days
-		days=$(awk -F" " '{print $3"天"}' <<<"${UptimeString}")
+		days=$(awk -F" " '{print $3"d"}' <<<"${UptimeString}")
 		time=$(awk -F" " '{print $5}' <<<"${UptimeString}")
-		time="$days "$(awk -F":" '{print $1"小时 "$2"分钟"}' <<<"${time}")
+		time="$days "$(awk -F":" '{print $1"h "$2"m"}' <<<"${time}")
 		;;
-    esac
+	esac
 fi
 
 # memory and swap
@@ -135,61 +129,59 @@ swap_usage=$( (awk '/Swap/ { printf("%3.0f", $3/$2*100) }' <<<${swap_info} 2>/de
 swap_total=$(awk '{print $(2)}' <<<${swap_info})
 
 if grep -q "ipq40xx" "/etc/openwrt_release"; then
-    cpu_temp="$(sensors | grep -Eo '\+[0-9]+.+C' | sed ':a;N;$!ba;s/\n/ /g;s/+//g')"
+	cpu_temp="$(sensors | grep -Eo '\+[0-9]+.+C' | sed ':a;N;$!ba;s/\n/ /g;s/+//g')"
 elif [ -f "/sys/class/thermal/thermal_zone0/temp" ]; then
-    cpu_temp="$(awk '{ printf("%.1f °C", $0 / 1000) }' /sys/class/thermal/thermal_zone0/temp)"
+	cpu_temp="$(awk '{ printf("%.1f °C", $0 / 1000) }' /sys/class/thermal/thermal_zone0/temp)"
 elif [ -f "/sys/class/hwmon/hwmon0/temp1_input" ]; then
-    cpu_temp="$(awk '{ printf("%.1f °C", $0 / 1000) }' /sys/class/hwmon/hwmon0/temp1_input)"
+	cpu_temp="$(awk '{ printf("%.1f °C", $0 / 1000) }' /sys/class/hwmon/hwmon0/temp1_input)"
 else
-    cpu_temp="50.0 °C"
+	cpu_temp="50.0 °C"
 fi
-cpu_tempx=`echo $cpu_temp | sed 's/°C//g'`
+cpu_tempx=$(echo $cpu_temp | sed 's/°C//g')
 
-if [ -x /usr/bin/cpustat ];then
-    sys_temp=$(/usr/bin/cpustat -A)
+if [ -x /usr/bin/cpustat ]; then
+	sys_temp=$(/usr/bin/cpustat -A)
 else
-    sys_temp=$(cat /proc/cpuinfo | grep name | cut -f2 -d: | uniq -c)
+	sys_temp=$(cat /proc/cpuinfo | grep name | cut -f2 -d: | uniq -c)
 fi
-sys_tempx=`echo $sys_temp | sed 's/ / /g'`
+sys_tempx=$(echo $sys_temp | sed 's/ / /g')
 
 # display info
 
-machine_model=$(cat /proc/device-tree/model|tr -d "\000")
-echo -e "设备信息： \033[93m${machine_model}\033[0m"
-printf "CPU 型号:  \x1B[93m%s\x1B[0m" "$sys_tempx"
+machine_model=$(cat /proc/device-tree/model | tr -d "\000")
+echo -e " Device Model: \033[93m${machine_model}\033[0m"
+printf " Architecture: \x1B[93m%s\x1B[0m" "$sys_tempx"
 echo ""
-display "系统负载" "${load%% *}" "${critical_load}" "0" "" "${load#* }"
-printf "运行时间:  \x1B[92m%s\x1B[0m\t\t" "$time"
+display " Load Average" "${load%% *}" "${critical_load}" "0" "" "${load#* }"
+printf "Uptime:  \x1B[92m%s\x1B[0m\t\t" "$time"
 echo ""
 
-display "环境温度" "$cpu_tempx" "60" "0" "°C"  ""  
-if [ -x /usr/bin/cpustat ];then
-    cpu_freq=$(/usr/bin/cpustat -F1500)
-    echo -n "当前频率:  $cpu_freq"
+display " Ambient Temp" "$cpu_tempx" "60" "0" "" "°C"
+if [ -x /usr/bin/cpustat ]; then
+	cpu_freq=$(/usr/bin/cpustat -F1500)
+	echo -n "Frequency:  $cpu_freq"
 else
-    display "当前频率" "$cpu_freq" "1500" "0" " Mhz"  ""  
+	display "Frequency" "$cpu_freq" "1500" "0" " Mhz" ""
 fi
 echo ""
 
-display "内存已用" "$memory_usage" "70" "0" "%" " of ${memory_total}MB"
-printf "IP  地址:  \x1B[92m%s\x1B[0m" "$ip_address"
-#display "交换内存" "$swap_usage" "10" "0" "%" " of $swap_total""Mb"
+display " Memory Usage" "$memory_usage" "70" "0" "%" " of ${memory_total}MB"
+printf "IP Address:  \x1B[92m%s\x1B[0m" "$ip_address"
+#display "Swap Usage" "$swap_usage" "10" "0" "%" " of $swap_total""Mb"
 echo ""
 
 #echo "" # fixed newline
 
-display "启动存储" "$boot_usage" "90" "1" "%" " of $boot_total"
-display "系统存储" "$root_usage" "90" "1" "%" " of $root_total"
+display " Boot Storage" "$boot_usage" "90" "1" "%" " of $boot_total"
+display "SYS Storage" "$root_usage" "90" "1" "%" " of $root_total"
 echo ""
 
-if [ "$data_usage" != "" ];then
-    display "数据存储" "$data_usage" "90" "1" "%" " of $data_total"
-    echo ""
+if [ "$data_usage" != "" ]; then
+	display " Data Storage" "$data_usage" "90" "1" "%" " of $data_total"
+	echo ""
 fi
-if [ "$media_usage" != "" ];then
-    display "媒体存储" "$media_usage" "90" "1" "%" " of $media_total"
-    echo ""
+if [ "$media_usage" != "" ]; then
+	display " Data Storage" "$media_usage" "90" "1" "%" " of $media_total"
+	echo ""
 fi
 echo ""
-
-
diff --git a/files/openwrt-backup b/files/openwrt-backup
index 719ea0f96d..6a34cbefb5 100755
--- a/files/openwrt-backup
+++ b/files/openwrt-backup
@@ -85,7 +85,7 @@ backup() {
     [ -d "${BACKUP_DIR}" ] || mkdir -p "${BACKUP_DIR}"
     eval tar czf "${BACKUP_FILE}" "${BACKUP_LIST}" 2>/dev/null
     sync
-    if [ -f "${BACKUP_FILE}" ];then
+    if [ -f "${BACKUP_FILE}" ]; then
         echo "Has been backed up to [ ${BACKUP_FILE} ], please download and save."
         exit 0
     else
@@ -97,24 +97,27 @@ backup() {
 restore() {
     # Find the partition where root is located
     ROOT_PTNAME=$(df / | tail -n1 | awk '{print $1}' | awk -F '/' '{print $3}')
-    if [ "${ROOT_PTNAME}" == "" ];then
+    if [ "${ROOT_PTNAME}" == "" ]; then
         echo "Cannot find the partition corresponding to the root file system!"
         exit 1
     fi
 
     # Find the disk where the partition is located, only supports mmcblk?p? sd?? hd?? vd?? and other formats
     case ${ROOT_PTNAME} in
-           mmcblk?p[1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
-                          PARTITION_NAME="p"
-                          LB_PRE="EMMC_"
-                          ;;
-        [hsv]d[a-z][1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
-                          PARTITION_NAME=""
-                          LB_PRE=""
-                          ;;
-                       *) echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
-                          exit 1
-                          ;;
+    mmcblk?p[1-4])
+        EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
+        PARTITION_NAME="p"
+        LB_PRE="EMMC_"
+        ;;
+    [hsv]d[a-z][1-4])
+        EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
+        PARTITION_NAME=""
+        LB_PRE=""
+        ;;
+    *)
+        echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
+        exit 1
+        ;;
     esac
 
     [ -d "${BACKUP_DIR}" ] || mkdir -p "${BACKUP_DIR}"
@@ -140,26 +143,29 @@ restore() {
 gen_fstab() {
     # Find the partition where root is located
     ROOT_PTNAME=$(df / | tail -n1 | awk '{print $1}' | awk -F '/' '{print $3}')
-    if [ "${ROOT_PTNAME}" == "" ];then
+    if [ "${ROOT_PTNAME}" == "" ]; then
         echo "Cannot find the partition corresponding to the root file system!"
         exit 1
     fi
 
     # Find the disk where the partition is located, only supports mmcblk?p? sd?? hd?? vd?? and other formats
     case ${ROOT_PTNAME} in
-           mmcblk?p[1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
-                          PARTITION_NAME="p"
-                          ;;
-        [hsv]d[a-z][1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
-                          PARTITION_NAME=""
-                          ;;
-                       *) echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
-                          exit 1
-                          ;;
+    mmcblk?p[1-4])
+        EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
+        PARTITION_NAME="p"
+        ;;
+    [hsv]d[a-z][1-4])
+        EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
+        PARTITION_NAME=""
+        ;;
+    *)
+        echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
+        exit 1
+        ;;
     esac
 
     ROOT_MSG=$(lsblk -l -o NAME,PATH,MOUNTPOINT,UUID,FSTYPE,LABEL | awk '$3 ~ /^\/$/ {print $0}')
-    if [ "$ROOT_MSG" == "" ];then
+    if [ "$ROOT_MSG" == "" ]; then
         echo "Get rootfs message failed!"
         exit 1
     fi
@@ -177,7 +183,7 @@ gen_fstab() {
     BOOT_FSTYPE=$(echo $BOOT_MSG | awk '{print $3}')
     BOOT_LABEL=$(echo $BOOT_MSG | awk '{print $4}')
 
-    cat > /etc/config/fstab <<EOF
+    cat >/etc/config/fstab <<EOF
 config global
 	option anon_swap '0'
 	option anon_mount '1'
@@ -194,23 +200,23 @@ config mount
 	option fstype '${ROOT_FSTYPE}'
 EOF
 
-    if [ "${ROOT_FSTYPE}" == "btrfs" ];then
-        echo "	option options 'compress=zstd'" >> /etc/config/fstab
+    if [ "${ROOT_FSTYPE}" == "btrfs" ]; then
+        echo "	option options 'compress=zstd'" >>/etc/config/fstab
     fi
 
-    cat >> /etc/config/fstab <<EOF
+    cat >>/etc/config/fstab <<EOF
 
 config mount
 	option target '/boot'
 EOF
-    
-    if [ "${BOOT_FSTYPE}" == "vfat" ];then
-        echo "	option label '${BOOT_LABEL}'" >> /etc/config/fstab
+
+    if [ "${BOOT_FSTYPE}" == "vfat" ]; then
+        echo "	option label '${BOOT_LABEL}'" >>/etc/config/fstab
     else
-        echo "	option uuid '${BOOT_UUID}'" >> /etc/config/fstab
+        echo "	option uuid '${BOOT_UUID}'" >>/etc/config/fstab
     fi
 
-    cat >> /etc/config/fstab <<EOF
+    cat >>/etc/config/fstab <<EOF
 	option enabled '1'
 	option enabled_fsck '1'
 	option fstype '${BOOT_FSTYPE}'
@@ -243,7 +249,7 @@ create_snapshot() {
         if [ "${nname}" == "" ]; then
             snap_name="${default_snap_name}"
             break
-        elif echo "${nname}" | grep -E "\s+" > /dev/null; then
+        elif echo "${nname}" | grep -E "\s+" >/dev/null; then
             echo "The name [${nname}] contains spaces, please re-enter!"
             continue
         elif [ "${nname}" == "q" ] || [ "${nname}" == "Q" ]; then
@@ -259,14 +265,15 @@ create_snapshot() {
         fi
     done
 
-    (  cd /
-    chattr -ia etc/config/fstab
-    btrfs subvolume snapshot -r /etc "${SNAPSHOT_PRESTR}${snap_name}"
-    if [[ "$?" -eq "0" ]]; then
-        echo "The snapshot is created successfully: ${snap_name}"
-    else
-        echo "Snapshot creation failed!"
-    fi
+    (
+        cd /
+        chattr -ia etc/config/fstab
+        btrfs subvolume snapshot -r /etc "${SNAPSHOT_PRESTR}${snap_name}"
+        if [[ "$?" -eq "0" ]]; then
+            echo "The snapshot is created successfully: ${snap_name}"
+        else
+            echo "Snapshot creation failed!"
+        fi
     )
     read -p "Press [ enter ] to return." q
 }
@@ -279,31 +286,32 @@ restore_snapshot() {
     btrfs subvolume list -rt /
     echo "----------------------------------------------------------------"
     read -p "Please enter the name of the snapshot to be restored (only the part after ${SNAPSHOT_PRESTR} needs to be entered): " snap_name
-    if btrfs subvolume list -rt / | grep "${SNAPSHOT_PRESTR}${snap_name}" > /dev/null; then
+    if btrfs subvolume list -rt / | grep "${SNAPSHOT_PRESTR}${snap_name}" >/dev/null; then
         while :; do
             echo "Once the snapshot is restored, the current [ /etc ] will be overwritten!"
             read -p "Are you sure you want to restore the snapshot: [$snap_name]? y/n [n] " yn
             case $yn in
-                y|Y)
-                    (
-                        cd /
-                        chattr -ia etc/config/fstab
-                        mv etc etc.backup
-                        btrfs subvolume snapshot "${SNAPSHOT_PRESTR}${snap_name}" etc
-                        if [[ "$?" -eq "0" ]]; then
-                            btrfs subvolume delete -c etc.backup
-                            echo "Successfully restored, please enter [ reboot ] to restart the openwrt."
-                        else
-                            rm -rf etc
-                            mv etc.backup etc
-                            echo "Recovery failed, [ etc ] has not changed!"
-                        fi
-                    )
-                    read -p "Press [ enter ] to return." q
-                    break
-                    ;;
-                *)  break
-                    ;;
+            y | Y)
+                (
+                    cd /
+                    chattr -ia etc/config/fstab
+                    mv etc etc.backup
+                    btrfs subvolume snapshot "${SNAPSHOT_PRESTR}${snap_name}" etc
+                    if [[ "$?" -eq "0" ]]; then
+                        btrfs subvolume delete -c etc.backup
+                        echo "Successfully restored, please enter [ reboot ] to restart the openwrt."
+                    else
+                        rm -rf etc
+                        mv etc.backup etc
+                        echo "Recovery failed, [ etc ] has not changed!"
+                    fi
+                )
+                read -p "Press [ enter ] to return." q
+                break
+                ;;
+            *)
+                break
+                ;;
             esac
         done
     else
@@ -324,23 +332,24 @@ delete_snapshot() {
     elif [ "${snap_name}" == "" ]; then
         read -p "Name is empty! Press [ enter ] to return." q
     else
-        if btrfs subvolume list -rt / | grep "${SNAPSHOT_PRESTR}${snap_name}" > /dev/null; then
+        if btrfs subvolume list -rt / | grep "${SNAPSHOT_PRESTR}${snap_name}" >/dev/null; then
             read -p "Are you sure you want to delete ${snap_name}? y/n [n] " yn
             case $yn in
-                y|Y)
-                    (
-                        cd /
-                        btrfs subvolume delete -c "${SNAPSHOT_PRESTR}${snap_name}"
-                        if [[ "$?" -eq "0" ]]; then
-                            echo "Snapshot [ ${snap_name} ] has been deleted."
-                        else
-                            echo "Snapshot [ ${snap_name} ] failed to delete!"
-                        fi
-                    )
-                    read -p "Press [ Enter ] to return." q
-                    ;;
-                *)  break
-                    ;;
+            y | Y)
+                (
+                    cd /
+                    btrfs subvolume delete -c "${SNAPSHOT_PRESTR}${snap_name}"
+                    if [[ "$?" -eq "0" ]]; then
+                        echo "Snapshot [ ${snap_name} ] has been deleted."
+                    else
+                        echo "Snapshot [ ${snap_name} ] failed to delete!"
+                    fi
+                )
+                read -p "Press [ Enter ] to return." q
+                ;;
+            *)
+                break
+                ;;
             esac
         else
             read -p "The name of the snapshot is incorrect, press [ Enter ] to return." q
@@ -349,8 +358,8 @@ delete_snapshot() {
 }
 
 migrate_snapshot() {
-    cur_rootdev=$(lsblk -l -o NAME,MOUNTPOINT |awk '$2~/^\/$/ {print $1}')
-    if [ "${cur_rootdev}" == "" ];then
+    cur_rootdev=$(lsblk -l -o NAME,MOUNTPOINT | awk '$2~/^\/$/ {print $1}')
+    if [ "${cur_rootdev}" == "" ]; then
         echo "The disk device corresponding to the current rootfs cannot be found!"
         read -p "Press [ enter ] to return." q
         return
@@ -358,12 +367,17 @@ migrate_snapshot() {
     dev_pre=$(echo "${cur_rootdev}" | awk '{print substr($1, 1, length($1)-1);}')
     rootdev_idx=$(echo "${cur_rootdev}" | awk '{print substr($1, length($1),1);}')
     case $rootdev_idx in
-        2)  old_rootpath="/mnt/${dev_pre}3";;
-        3)  old_rootpath="/mnt/${dev_pre}2";;
-        *)  echo "Judge the old version of rootfs path failed!"
-            read -p "Press [ enter ] to return." q
-            return
-            ;;
+    2)
+        old_rootpath="/mnt/${dev_pre}3"
+        ;;
+    3)
+        old_rootpath="/mnt/${dev_pre}2"
+        ;;
+    *)
+        echo "Judge the old version of rootfs path failed!"
+        read -p "Press [ enter ] to return." q
+        return
+        ;;
     esac
     echo "The following are snapshots of etc found from the old version of rootfs, please enter the name of one of them."
     echo "Tip: Automatically exclude etc-000 and etc-001"
@@ -371,21 +385,21 @@ migrate_snapshot() {
     btrfs subvolume list -rt "${old_rootpath}" | grep -v "${SNAPSHOT_PRESTR}etc-000" | grep -v "${SNAPSHOT_PRESTR}etc-001"
     echo "-----------------------------------------------------------------------------------"
     read -p "Please enter the name of the snapshot to be migrated (only the part after $(SNAPSHOT_PRESTR) needs to be entered): " old_snap_name
-    if [ "${old_snap_name}" == "" ];then
+    if [ "${old_snap_name}" == "" ]; then
         read -p "The name is empty, Press [ enter ] to return." q
         return
-    elif ! btrfs subvolume list -rt "${old_rootpath}" | awk '{print $4}' | grep "^${SNAPSHOT_PRESTR}${old_snap_name}$" >/dev/null;then
+    elif ! btrfs subvolume list -rt "${old_rootpath}" | awk '{print $4}' | grep "^${SNAPSHOT_PRESTR}${old_snap_name}$" >/dev/null; then
         echo "The name was entered incorrectly, and the corresponding snapshot was not found!"
         read -p "Press [ enter ] to return." q
         return
-    elif [ "${old_snap_name}" == "etc-000" ] || [ "${old_snap_name}" == "etc-001" ];then
+    elif [ "${old_snap_name}" == "etc-000" ] || [ "${old_snap_name}" == "etc-001" ]; then
         echo "Critical snapshots are not allowed to migrate!"
         read -p "Press [ enter ] to return." q
         return
     fi
 
     # Find out if there is a snapshot with the same name under the current rootfs
-    if btrfs subvolume list -rt / | awk '{print $4}' | grep "^\\${SNAPSHOT_PRESTR}${old_snap_name}$" >/dev/null;then
+    if btrfs subvolume list -rt / | awk '{print $4}' | grep "^\\${SNAPSHOT_PRESTR}${old_snap_name}$" >/dev/null; then
         echo "A snapshot with the name [ ${old_snap_name} ] already exists and cannot be migrated! (But you can delete the existing snapshot with the same name and then migrate)"
         read -p "Press [ enter ] to return." q
         return
@@ -398,11 +412,11 @@ migrate_snapshot() {
     echo -e "Note: To migrate the snapshot [ ${old_snap_name} ] of [ ${old_rootpath} ] to the current rootfs, it takes about [ ${need_size} ] space,"
     echo -e "      Please confirm whether the partition [/dev/${cur_rootdev}] where [/] is located has enough free space (Available)?"
     read -p "Are you sure to migrate? y/n [n] " yn
-    if [ "$yn" == "y" ] ||  [ "$yn" == "Y" ];then
+    if [ "$yn" == "y" ] || [ "$yn" == "Y" ]; then
         (
             cd /
             btrfs send ${old_rootpath}/${SNAPSHOT_PRESTR}${old_snap_name} | btrfs receive ${SNAPSHOT_PRESTR}
-            if [ $? -eq 0 ];then
+            if [ $? -eq 0 ]; then
                 btrfs property set -ts ${SNAPSHOT_PRESTR}${old_snap_name} ro false
                 cp ${SNAPSHOT_PRESTR}etc-000/config/fstab ${SNAPSHOT_PRESTR}${old_snap_name}/config/
                 cp ${SNAPSHOT_PRESTR}etc-000/fstab ${SNAPSHOT_PRESTR}${old_snap_name}/
@@ -482,7 +496,7 @@ print_help() {
 }
 
 menu() {
-    while :;do
+    while :; do
         clear
         cat <<EOF
 
@@ -513,38 +527,41 @@ EOF
         echo -ne "please select: [ ]\b\b"
         read select
         case $select in
-            b | backup)            backup;;
-            r | restore)           restore
-                                   gen_fstab;;
-            g | gen_fstab)         gen_fstab;;
-            p | print_list)        print_list;;
-            l | list_snapshot)     list_snapshot;;
-            c | create_snapshot)   create_snapshot;;
-            d | delete_snapshot)   delete_snapshot;;
-            R | restore_snapshot)  restore_snapshot;;
-            m | migrate_snapshot)  migrate_snapshot;;
-            s | snapshot_help)     snapshot_help;;
-            h | help)              print_help;;
-            q | quit)              exit 0;;
+        b | backup) backup ;;
+        r | restore)
+            restore
+            gen_fstab
+            ;;
+        g | gen_fstab) gen_fstab ;;
+        p | print_list) print_list ;;
+        l | list_snapshot) list_snapshot ;;
+        c | create_snapshot) create_snapshot ;;
+        d | delete_snapshot) delete_snapshot ;;
+        R | restore_snapshot) restore_snapshot ;;
+        m | migrate_snapshot) migrate_snapshot ;;
+        s | snapshot_help) snapshot_help ;;
+        h | help) print_help ;;
+        q | quit) exit 0 ;;
         esac
     done
 }
 
 getopts 'brgplcRmsdhq' opts
-case $opts in 
-    b | backup)            backup;;
-    r | restore)           restore
-                           gen_fstab;;
-    g | gen_fstab)         gen_fstab;;
-    p | print_list)        print_list;;
-    l | list_snapshot)     list_snapshot;;
-    c | create_snapshot)   create_snapshot;;
-    d | delete_snapshot)   delete_snapshot;;
-    R | restore_snapshot)  restore_snapshot;;
-    m | migrate_snapshot)  migrate_snapshot;;
-    s | snapshot_help)     snapshot_help;;
-    h | help)              print_help;;
-    q | quit)              exit 0;;
-    *)                     menu;;
+case $opts in
+b | backup) backup ;;
+r | restore)
+    restore
+    gen_fstab
+    ;;
+g | gen_fstab) gen_fstab ;;
+p | print_list) print_list ;;
+l | list_snapshot) list_snapshot ;;
+c | create_snapshot) create_snapshot ;;
+d | delete_snapshot) delete_snapshot ;;
+R | restore_snapshot) restore_snapshot ;;
+m | migrate_snapshot) migrate_snapshot ;;
+s | snapshot_help) snapshot_help ;;
+h | help) print_help ;;
+q | quit) exit 0 ;;
+*) menu ;;
 esac
-
diff --git a/files/openwrt-install-amlogic b/files/openwrt-install-amlogic
index 26c4a3c6a1..ae109b55ce 100755
--- a/files/openwrt-install-amlogic
+++ b/files/openwrt-install-amlogic
@@ -23,10 +23,10 @@ AUTO_MAINLINE_UBOOT=${1}
 # When there is no input parameter, select manually
 SPECIFY_SOC=""
 SPECIFY_DTB=""
-if  [[ -n "$(echo ${2} | sed -n "/^[0-9]\+$/p")" ]]; then
+if [[ -n "$(echo ${2} | sed -n "/^[0-9]\+$/p")" ]]; then
     SPECIFY_SOC=${2}
-    if  [[ "${2}" -eq "99" ]]; then
-        if  [[ -n "${3}" ]]; then
+    if [[ "${2}" -eq "99" ]]; then
+        if [[ -n "${3}" ]]; then
             SPECIFY_DTB=${3}
         else
             echo "Please enter the DTB file name!"
@@ -90,7 +90,7 @@ U_BOOT_EXT=0
 
 # box model database
 # The field separator is :
-# " " or "" or NA or NULL means this field is null 
+# " " or "" or NA or NULL means this field is null
 # The fields list:
 # 1.  id
 # 2.  model name
@@ -103,7 +103,7 @@ U_BOOT_EXT=0
 #
 
 # allow use external modal database
-if [ -f "/etc/model_database.txt" ];then
+if [ -f "/etc/model_database.txt" ]; then
     model_database=$(cat /etc/model_database.txt)
 else
     model_database="
@@ -150,7 +150,7 @@ function display_database() {
 function search_model() {
     local id=$1
     local ret_count=$(echo "${model_database}" | awk -F ':' "\$1~/^$id\$/ {print \$0}" | wc -l)
-    if [ $ret_count -eq 1 ];then
+    if [ $ret_count -eq 1 ]; then
         echo "${model_database}" | awk -F ':' "\$1~/^$id\$/ {print \$0}"
     fi
 }
@@ -165,19 +165,19 @@ echo "--------------------------------------------------------------------------
 if [[ -n "${SPECIFY_SOC}" ]]; then
     boxtype=${SPECIFY_SOC}
 else
-    echo  -n "Please choose: "
-    read  boxtype
+    echo -n "Please choose: "
+    read boxtype
 fi
 
-if [ "$boxtype" == "99" ];then
-     FDTFILE=${SPECIFY_DTB}
-     UBOOT_OVERLOAD=""
-     MAINLINE_UBOOT=""
-     ANDROID_UBOOT=""
-     AMLOGIC_SOC=""
+if [ "$boxtype" == "99" ]; then
+    FDTFILE=${SPECIFY_DTB}
+    UBOOT_OVERLOAD=""
+    MAINLINE_UBOOT=""
+    ANDROID_UBOOT=""
+    AMLOGIC_SOC=""
 else
     ret=$(search_model $boxtype)
-    if [ "$ret" == "" ];then
+    if [ "$ret" == "" ]; then
         echo "Input error, exit!"
         exit 1
     fi
@@ -187,19 +187,19 @@ else
     # 6.  MAINLINE_UBOOT
     # 7.  ANDROID_UBOOT
     AMLOGIC_SOC=$(echo "$ret" | awk -F ':' '{print $3}' | perl -pe 's/NA//;s/NULL//;s/\s+//g;')
-    FDTFILE=$(echo "$ret" | awk -F ':' '{print $4}' | perl -pe 's/NA//;s/NULL//;s/\s+//g;' )
+    FDTFILE=$(echo "$ret" | awk -F ':' '{print $4}' | perl -pe 's/NA//;s/NULL//;s/\s+//g;')
     UBOOT_OVERLOAD=$(echo "$ret" | awk -F ':' '{print $5}' | perl -pe 's/NA//;s/NULL//;s/\s+//g;')
-    MAINLINE_UBOOT=$(echo "$ret" | awk -F ':'  '{print $6}' | perl -pe 's/NA//;s/NULL//;s/\s+//g;')
+    MAINLINE_UBOOT=$(echo "$ret" | awk -F ':' '{print $6}' | perl -pe 's/NA//;s/NULL//;s/\s+//g;')
     ANDROID_UBOOT=$(echo "$ret" | awk -F ':' '{print $7}' | perl -pe 's/NA//;s/NULL//;s/\s+//g;')
 fi
 
-if [ "$FDTFILE" == "" ];then
+if [ "$FDTFILE" == "" ]; then
     cat <<EOF
 Please enter the .dtb file name of your box, do not include the path.
 For example: $DEFAULT_FDTFILE
 EOF
-    echo  "Enter the .dtb File name:"
-    read  CUST_FDTFILE
+    echo "Enter the .dtb File name:"
+    read CUST_FDTFILE
     FDTFILE=$CUST_FDTFILE
     UBOOT_OVERLOAD=""
     MAINLINE_UBOOT=""
@@ -209,7 +209,7 @@ fi
 
 echo -e "FDT Value [ ${FDTFILE} ]"
 
-if [  ! -f "/boot/dtb/amlogic/${FDTFILE}" ]; then
+if [ ! -f "/boot/dtb/amlogic/${FDTFILE}" ]; then
     echo "/boot/dtb/amlogic/${FDTFILE} does not exist!"
     echo "You can download the .dtb file from [ https://github.com/ophub/amlogic-s9xxx-openwrt/tree/main/amlogic-s9xxx/amlogic-dtb ]"
     echo "Copy it to [ /boot/dtb/amlogic/ ]."
@@ -224,13 +224,13 @@ echo -e "This Kernel [ ${MODULES_NOW} ]"
 
 k510_ver=${VERSION_NOW%%.*}
 k510_maj=${VERSION_NOW##*.}
-if  [ "${k510_ver}" -eq "5" ];then
-    if  [ "${k510_maj}" -ge "10" ];then
+if [ "${k510_ver}" -eq "5" ]; then
+    if [ "${k510_maj}" -ge "10" ]; then
         K510="1"
     else
         K510="0"
     fi
-elif [ "${k510_ver}" -gt "5" ];then
+elif [ "${k510_ver}" -gt "5" ]; then
     K510="1"
 else
     K510="0"
@@ -290,11 +290,11 @@ p=$(lsblk -l | grep -e "${EMMC_NAME}p" | wc -l)
 echo "A total of [ $p ] old partitions on EMMC will be deleted"
 >/tmp/fdisk.script
 while [ $p -ge 1 ]; do
-    echo "d" >> /tmp/fdisk.script
+    echo "d" >>/tmp/fdisk.script
     if [ $p -gt 1 ]; then
-      echo "$p" >> /tmp/fdisk.script
+        echo "$p" >>/tmp/fdisk.script
     fi
-    p=$((p-1))
+    p=$((p - 1))
 done
 
 # you can change ROOT size(MB) >= 320
@@ -320,21 +320,21 @@ else
     BLANK4=0
 fi
 
-DST_TOTAL_MB=$((EMMC_SIZE/1024/1024))
+DST_TOTAL_MB=$((EMMC_SIZE / 1024 / 1024))
 
-start1=$(( BLANK1 * 2048 ))
-end1=$(( start1 + (BOOT * 2048) - 1 ))
+start1=$((BLANK1 * 2048))
+end1=$((start1 + (BOOT * 2048) - 1))
 
-start2=$(( (BLANK2 * 2048) + end1 + 1 ))
-end2=$(( start2 + (ROOT1 * 2048) -1 ))
+start2=$(((BLANK2 * 2048) + end1 + 1))
+end2=$((start2 + (ROOT1 * 2048) - 1))
 
-start3=$(( (BLANK3 * 2048) + end2 + 1 ))
-end3=$(( start3 + (ROOT2 * 2048) -1 ))
+start3=$(((BLANK3 * 2048) + end2 + 1))
+end3=$((start3 + (ROOT2 * 2048) - 1))
 
-start4=$(( (BLANK4 * 2048) + end3 + 1 ))
-end4=$(( DST_TOTAL_MB * 2048 -1 ))
+start4=$(((BLANK4 * 2048) + end3 + 1))
+end4=$((DST_TOTAL_MB * 2048 - 1))
 
-cat >> /tmp/fdisk.script <<EOF
+cat >>/tmp/fdisk.script <<EOF
 n
 p
 1
@@ -369,7 +369,7 @@ t
 w
 EOF
 
-fdisk /dev/${EMMC_NAME} < /tmp/fdisk.script 2>/dev/null
+fdisk /dev/${EMMC_NAME} </tmp/fdisk.script 2>/dev/null
 if [ $? -ne 0 ]; then
     echo "The fdisk partition fails, Please try again."
     dd if=/root/BackupOldBootloader.img of=/dev/${EMMC_NAME} conf=fsync && sync
@@ -393,7 +393,7 @@ dd if=/dev/zero of=/dev/${EMMC_NAME} bs=1M count=1 seek=$seek conv=fsync
 
 #Mainline U-BOOT detection
 FLASH_MAINLINE_UBOOT=0
-if  [[ -n "${MAINLINE_UBOOT}" && -f "${MAINLINE_UBOOT}" ]]; then
+if [[ -n "${MAINLINE_UBOOT}" && -f "${MAINLINE_UBOOT}" ]]; then
     cat <<EOF
 ----------------------------------------------------------------------------------
 Found an available mainline bootloader (Mainline u-boot), you can flash into EMMC.
@@ -403,28 +403,30 @@ EOF
         # For [luci-app-amlogic] input parameter: SOC & DTB
         # When there is no input parameter, select manually
         if [[ "${AUTO_MAINLINE_UBOOT}" == "yes" ]]; then
-            if  [[ "${K510}" -eq "1" ]]; then
+            if [[ "${K510}" -eq "1" ]]; then
                 yn="y"
             else
                 yn="n"
             fi
         elif [[ "${AUTO_MAINLINE_UBOOT}" == "no" ]]; then
-                yn="n"
+            yn="n"
         else
             read -p "Please choose whether to write the mainline bootloader to EMMC?  y/n " yn
         fi
         case $yn in
-            y|Y) FLASH_MAINLINE_UBOOT=1
-                break
-                ;;
-            n|N) FLASH_MAINLINE_UBOOT=0
-                break
-                ;;
+        y | Y)
+            FLASH_MAINLINE_UBOOT=1
+            break
+            ;;
+        n | N)
+            FLASH_MAINLINE_UBOOT=0
+            break
+            ;;
         esac
     done
 fi
 
-if  [[ "${FLASH_MAINLINE_UBOOT}" -eq "1" ]]; then
+if [[ "${FLASH_MAINLINE_UBOOT}" -eq "1" ]]; then
     echo -e "Write Mainline bootloader: [ ${MAINLINE_UBOOT} ]"
     dd if=${MAINLINE_UBOOT} of=/dev/${EMMC_NAME} bs=1 count=444 conv=fsync
     dd if=${MAINLINE_UBOOT} of=/dev/${EMMC_NAME} bs=512 skip=1 seek=1 conv=fsync
@@ -477,7 +479,7 @@ while [ $i -le $max_try ]; do
     if [ "$mnt" == "" ]; then
         if [ $i -lt $max_try ]; then
             echo "Not mounted successfully, try again ..."
-            i=$((i+1))
+            i=$((i + 1))
         else
             echo "Cannot mount the boot file system, give up!"
             exit 1
@@ -491,7 +493,7 @@ while [ $i -le $max_try ]; do
         sync
 
         echo "Edit uEnv.txt ..."
-        cat > uEnv.txt <<EOF
+        cat >uEnv.txt <<EOF
 LINUX=/zImage
 INITRD=/uInitrd
 FDT=/dtb/amlogic/${FDTFILE}
@@ -500,10 +502,10 @@ EOF
 
         rm -f s905_autoscript* aml_autoscript*
 
-        if  [ ${K510} -eq 1 ]; then
-            if  [ -f ${UBOOT_OVERLOAD} ]; then
+        if [ ${K510} -eq 1 ]; then
+            if [ -f ${UBOOT_OVERLOAD} ]; then
                 cp -f -v ${UBOOT_OVERLOAD} u-boot.emmc
-	    elif [ -f "u-boot.ext" ];then
+            elif [ -f "u-boot.ext" ]; then
                 cp -f -v u-boot.ext u-boot.emmc
             fi
         fi
@@ -530,7 +532,7 @@ while [ $i -le $max_try ]; do
     if [ "$mnt" == "" ]; then
         if [ $i -lt $max_try ]; then
             echo "Not mounted successfully, try again ..."
-            i=$((i+1))
+            i=$((i + 1))
         else
             echo "Cannot mount rootfs file system, give up!"
             exit 1
@@ -558,23 +560,23 @@ while [ $i -le $max_try ]; do
 
         echo "Update the relevant parameters of flippy-openwrt-release"
         sed -i '/FDTFILE/d' etc/flippy-openwrt-release 2>/dev/null
-        echo "FDTFILE='${FDTFILE}'" >> etc/flippy-openwrt-release 2>/dev/null
+        echo "FDTFILE='${FDTFILE}'" >>etc/flippy-openwrt-release 2>/dev/null
 
         sed -i '/UBOOT_OVERLOAD/d' etc/flippy-openwrt-release 2>/dev/null
-        echo "UBOOT_OVERLOAD='${UBOOT_OVERLOAD}'" >> etc/flippy-openwrt-release 2>/dev/null
+        echo "UBOOT_OVERLOAD='${UBOOT_OVERLOAD}'" >>etc/flippy-openwrt-release 2>/dev/null
 
         sed -i '/MAINLINE_UBOOT/d' etc/flippy-openwrt-release 2>/dev/null
-        echo "MAINLINE_UBOOT='${MAINLINE_UBOOT}'" >> etc/flippy-openwrt-release 2>/dev/null
+        echo "MAINLINE_UBOOT='${MAINLINE_UBOOT}'" >>etc/flippy-openwrt-release 2>/dev/null
 
         sed -i '/ANDROID_UBOOT/d' etc/flippy-openwrt-release 2>/dev/null
-        echo "ANDROID_UBOOT='${ANDROID_UBOOT}'" >> etc/flippy-openwrt-release 2>/dev/null
+        echo "ANDROID_UBOOT='${ANDROID_UBOOT}'" >>etc/flippy-openwrt-release 2>/dev/null
 
         sed -i '/SOC/d' etc/flippy-openwrt-release 2>/dev/null
-        echo "SOC='${AMLOGIC_SOC}'" >> etc/flippy-openwrt-release 2>/dev/null
+        echo "SOC='${AMLOGIC_SOC}'" >>etc/flippy-openwrt-release 2>/dev/null
         echo "Update complete."
         sync
-        
-	cat > etc/docker/daemon.json <<EOF
+
+        cat >etc/docker/daemon.json <<EOF
 {
   "bip": "172.31.0.1/24",
   "data-root": "/mnt/${EMMC_NAME}p4/docker/",
@@ -599,21 +601,21 @@ EOF
         #rm -f openwrt-install-amlogic openwrt-update-amlogic
         cd /mnt/${EMMC_NAME}p2/etc/rc.d
         ln -sf ../init.d/dockerd S99dockerd
-	rm -f S??shortcut-fe
-	if grep "sfe_flow '1'" ../config/turboacc >/dev/null;then
-	    if find ../../lib/modules -name 'shortcut-fe-cm.ko';then
+        rm -f S??shortcut-fe
+        if grep "sfe_flow '1'" ../config/turboacc >/dev/null; then
+            if find ../../lib/modules -name 'shortcut-fe-cm.ko'; then
                 ln -sf ../init.d/shortcut-fe S99shortcut-fe
-	    fi
-	fi
+            fi
+        fi
         cd /mnt/${EMMC_NAME}p2/etc
-        cat > fstab <<EOF
+        cat >fstab <<EOF
 UUID=${ROOTFS1_UUID} / btrfs compress=zstd 0 1
 LABEL=EMMC_BOOT /boot vfat defaults 0 2
 #tmpfs /tmp tmpfs defaults,nosuid 0 0
 EOF
 
         cd /mnt/${EMMC_NAME}p2/etc/config
-        cat > fstab <<EOF
+        cat >fstab <<EOF
 config  global
         option anon_swap '0'
         option anon_mount '1'
@@ -640,8 +642,8 @@ config  mount
 EOF
 
         echo -n "Create initial etc snapshot -> .snapshots/etc-000"
-        cd /mnt/${EMMC_NAME}p2 && \
-        btrfs subvolume snapshot -r etc .snapshots/etc-000
+        cd /mnt/${EMMC_NAME}p2 &&
+            btrfs subvolume snapshot -r etc .snapshots/etc-000
         sync
 
         cd /
@@ -670,22 +672,22 @@ EOF
     read TARGET_SHARED_FSTYPE
 fi
 case $TARGET_SHARED_FSTYPE in
-    2 | btrfs)
-        mkfs.btrfs -f -L EMMC_SHARED -m single /dev/${EMMC_NAME}p4 >/dev/null
-        mount -t btrfs /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
-        ;;
-    3 | f2fs)
-        mkfs.f2fs -f -l EMMC_SHARED /dev/${EMMC_NAME}p4 >/dev/null
-        mount -t f2fs /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
-        ;;
-    4 | xfs)
-        mkfs.xfs -f -L EMMC_SHARED /dev/${EMMC_NAME}p4 >/dev/null
-        mount -t xfs /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
-        ;;
-    *)
-        mkfs.ext4 -F -L EMMC_SHARED  /dev/${EMMC_NAME}p4 >/dev/null
-        mount -t ext4 /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
-        ;;
+2 | btrfs)
+    mkfs.btrfs -f -L EMMC_SHARED -m single /dev/${EMMC_NAME}p4 >/dev/null
+    mount -t btrfs /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
+    ;;
+3 | f2fs)
+    mkfs.f2fs -f -l EMMC_SHARED /dev/${EMMC_NAME}p4 >/dev/null
+    mount -t f2fs /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
+    ;;
+4 | xfs)
+    mkfs.xfs -f -L EMMC_SHARED /dev/${EMMC_NAME}p4 >/dev/null
+    mount -t xfs /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
+    ;;
+*)
+    mkfs.ext4 -F -L EMMC_SHARED /dev/${EMMC_NAME}p4 >/dev/null
+    mount -t ext4 /dev/${EMMC_NAME}p4 /mnt/${EMMC_NAME}p4
+    ;;
 esac
 mkdir -p /mnt/${EMMC_NAME}p4/docker /mnt/${EMMC_NAME}p4/AdGuardHome/data
 sync
diff --git a/files/openwrt-kernel b/files/openwrt-kernel
index aaed03d76e..9c1c66a0df 100755
--- a/files/openwrt-kernel
+++ b/files/openwrt-kernel
@@ -52,24 +52,27 @@ fi
 
 # Find the partition where root is located
 ROOT_PTNAME=$(df / | tail -n1 | awk '{print $1}' | awk -F '/' '{print $3}')
-if [ "${ROOT_PTNAME}" == "" ];then
+if [ "${ROOT_PTNAME}" == "" ]; then
     echo "Cannot find the partition corresponding to the root file system!"
     exit 1
 fi
 
 # Find the disk where the partition is located, only supports mmcblk?p? sd?? hd?? vd?? and other formats
 case ${ROOT_PTNAME} in
-       mmcblk?p[1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
-                      PARTITION_NAME="p"
-                      LB_PRE="EMMC_"
-                      ;;
-    [hsv]d[a-z][1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
-                      PARTITION_NAME=""
-                      LB_PRE=""
-                      ;;
-                   *) echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
-                      exit 1
-                      ;;
+mmcblk?p[1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
+    PARTITION_NAME="p"
+    LB_PRE="EMMC_"
+    ;;
+[hsv]d[a-z][1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
+    PARTITION_NAME=""
+    LB_PRE=""
+    ;;
+*)
+    echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
+    exit 1
+    ;;
 esac
 
 echo -e "Current device: ${MYDEVICE_NAME} [ ${MYDTB_FILE} ], Use in [ ${EMMC_NAME} ]"
@@ -80,18 +83,18 @@ P4_PATH="/mnt/${EMMC_NAME}${PARTITION_NAME}4"
 # Move kernel related files to the ${P4_PATH} directory
 mv -f /tmp/upload/* ${P4_PATH}/ 2>/dev/null && sync
 
-if  [ $( ls ${P4_PATH}/*.tar.gz -l 2>/dev/null | grep "^-" | wc -l ) -ge 3 ]; then
+if [ $(ls ${P4_PATH}/*.tar.gz -l 2>/dev/null | grep "^-" | wc -l) -ge 3 ]; then
 
-    if  [ $( ls ${P4_PATH}/boot-*.tar.gz -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-        build_boot=$( ls ${P4_PATH}/boot-*.tar.gz | head -n 1 ) && build_boot=${build_boot##*/}
+    if [ $(ls ${P4_PATH}/boot-*.tar.gz -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+        build_boot=$(ls ${P4_PATH}/boot-*.tar.gz | head -n 1) && build_boot=${build_boot##*/}
         echo -e "Update using [ ${build_boot} ] files. Please wait a moment ..."
         flippy_version=${build_boot/boot-/} && flippy_version=${flippy_version/.tar.gz/}
         kernel_version=$(echo ${flippy_version} | grep -oE '^[1-9].[0-9]{1,3}.[0-9]+')
         kernel_vermaj=$(echo ${kernel_version} | grep -oE '^[1-9].[0-9]{1,3}')
         k510_ver=${kernel_vermaj%%.*}
         k510_maj=${kernel_vermaj##*.}
-        if  [ ${k510_ver} -eq "5" ]; then
-            if  [ "${k510_maj}" -ge "10" ]; then
+        if [ ${k510_ver} -eq "5" ]; then
+            if [ "${k510_maj}" -ge "10" ]; then
                 K510=1
             else
                 K510=0
@@ -105,13 +108,13 @@ if  [ $( ls ${P4_PATH}/*.tar.gz -l 2>/dev/null | grep "^-" | wc -l ) -ge 3 ]; th
         die "Have no boot-*.tar.gz file found in the ${P4_PATH} directory."
     fi
 
-    if  [[ -f ${P4_PATH}/dtb-${MYDTB_FILE}-${flippy_version}.tar.gz ]]; then
+    if [[ -f ${P4_PATH}/dtb-${MYDTB_FILE}-${flippy_version}.tar.gz ]]; then
         build_dtb="dtb-${MYDTB_FILE}-${flippy_version}.tar.gz"
     else
         die "Have no dtb-${MYDTB_FILE}-${flippy_version}.tar.gz file."
     fi
 
-    if  [ -f ${P4_PATH}/modules-${flippy_version}.tar.gz ]; then
+    if [ -f ${P4_PATH}/modules-${flippy_version}.tar.gz ]; then
         build_modules="modules-${flippy_version}.tar.gz"
     else
         die "Have no modules-*.tar.gz file found in the ${P4_PATH} directory."
@@ -138,8 +141,8 @@ MODULES_OLD=$(ls /lib/modules/ 2>/dev/null)
 VERSION_OLD=$(echo ${MODULES_OLD} | grep -oE '^[1-9].[0-9]{1,3}' 2>/dev/null)
 VERSION_ver=${VERSION_OLD%%.*}
 VERSION_maj=${VERSION_OLD##*.}
-if  [ ${VERSION_ver} -eq "5" ]; then
-    if  [ "${VERSION_maj}" -ge "10" ]; then
+if [ ${VERSION_ver} -eq "5" ]; then
+    if [ "${VERSION_maj}" -ge "10" ]; then
         V510=1
     else
         V510=0
@@ -277,21 +280,21 @@ if [[ "${MYDTB_FILE}" == "rockchip" ]]; then
     ln -sf /boot/dtb-${flippy_version} /boot/dtb
 fi
 tar -xzf ${P4_PATH}/${build_dtb} -C /boot/dtb/${MYDTB_FILE} && sync
-[ "$( ls /boot/dtb/${MYDTB_FILE} -l 2>/dev/null | grep "^-" | wc -l )" -ge "1" ] || die "/boot/dtb/${MYDTB_FILE} file is missing."
+[ "$(ls /boot/dtb/${MYDTB_FILE} -l 2>/dev/null | grep "^-" | wc -l)" -ge "1" ] || die "/boot/dtb/${MYDTB_FILE} file is missing."
 echo -e "02. Unpack [ ${build_dtb} ] complete."
 sleep 3
 
 # 03 for /lib/modules/*
 rm -rf /lib/modules/* 2>/dev/null && sync
 tar -xzf ${P4_PATH}/${build_modules} -C /lib/modules && sync
-    cd /lib/modules/${flippy_version}/
-    rm -f *.ko 2>/dev/null
-    find ./ -type f -name '*.ko' -exec ln -s {} ./ \;
-    sync && sleep 3
-        x=$( ls *.ko -l 2>/dev/null | grep "^l" | wc -l )
-        if [ "${x}" -eq "0" ]; then
-            die "Error *.ko Files not found."
-        fi
+cd /lib/modules/${flippy_version}/
+rm -f *.ko 2>/dev/null
+find ./ -type f -name '*.ko' -exec ln -s {} ./ \;
+sync && sleep 3
+x=$(ls *.ko -l 2>/dev/null | grep "^l" | wc -l)
+if [ "${x}" -eq "0" ]; then
+    die "Error *.ko Files not found."
+fi
 echo -e "03. Unpack [ ${build_modules} ] complete."
 sleep 3
 
@@ -299,10 +302,10 @@ rm -rf ${P4_PATH}/dtb-*.tar.gz ${P4_PATH}/boot-*.tar.gz ${P4_PATH}/modules-*.tar
 sync
 
 sed -i '/KERNEL_VERSION/d' /etc/flippy-openwrt-release 2>/dev/null
-echo "KERNEL_VERSION='${kernel_version}'" >> /etc/flippy-openwrt-release 2>/dev/null
+echo "KERNEL_VERSION='${kernel_version}'" >>/etc/flippy-openwrt-release 2>/dev/null
 
 sed -i '/K510/d' /etc/flippy-openwrt-release 2>/dev/null
-echo "K510='${K510}'" >> /etc/flippy-openwrt-release 2>/dev/null
+echo "K510='${K510}'" >>/etc/flippy-openwrt-release 2>/dev/null
 
 sed -i "s/ Kernel.*/ Kernel: ${flippy_version}/g" /etc/banner 2>/dev/null
 
@@ -313,4 +316,3 @@ echo "Successfully updated, automatic restarting..."
 sleep 3
 reboot
 exit 0
-
diff --git a/files/openwrt-update-allwinner b/files/openwrt-update-allwinner
index 2320d86107..429080ba1d 100755
--- a/files/openwrt-update-allwinner
+++ b/files/openwrt-update-allwinner
@@ -33,24 +33,27 @@ fi
 
 # Find the partition where root is located
 ROOT_PTNAME=$(df / | tail -n1 | awk '{print $1}' | awk -F '/' '{print $3}')
-if [ "${ROOT_PTNAME}" == "" ];then
+if [ "${ROOT_PTNAME}" == "" ]; then
     echo "Cannot find the partition corresponding to the root file system!"
     exit 1
 fi
 
 # Find the disk where the partition is located, only supports mmcblk?p? sd?? hd?? vd?? and other formats
 case ${ROOT_PTNAME} in
-       mmcblk?p[1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
-                      PARTITION_NAME="p"
-                      LB_PRE="EMMC_"
-                      ;;
-    [hsv]d[a-z][1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
-                      PARTITION_NAME=""
-                      LB_PRE=""
-                      ;;
-                   *) echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
-                      exit 1
-                      ;;
+mmcblk?p[1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
+    PARTITION_NAME="p"
+    LB_PRE="EMMC_"
+    ;;
+[hsv]d[a-z][1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
+    PARTITION_NAME=""
+    LB_PRE=""
+    ;;
+*)
+    echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
+    exit 1
+    ;;
 esac
 
 cd /mnt/${EMMC_NAME}${PARTITION_NAME}4/
@@ -58,30 +61,30 @@ mv -f /tmp/upload/* . 2>/dev/null && sync
 
 if [[ "${IMG_NAME}" == *.img ]]; then
     echo -e "Update using [ ${IMG_NAME} ] file. Please wait a moment ..."
-elif [ $( ls *.img -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    IMG_NAME=$( ls *.img | head -n 1 )
+elif [ $(ls *.img -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    IMG_NAME=$(ls *.img | head -n 1)
     echo -e "Update using [ ${IMG_NAME} ] ] file. Please wait a moment ..."
-elif [ $( ls *.img.xz -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    xz_file=$( ls *.img.xz | head -n 1 )
+elif [ $(ls *.img.xz -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    xz_file=$(ls *.img.xz | head -n 1)
     echo -e "Update using [ ${xz_file} ] file. Please wait a moment ..."
     xz -d ${xz_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.img.gz -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    gz_file=$( ls *.img.gz | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.img.gz -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    gz_file=$(ls *.img.gz | head -n 1)
     echo -e "Update using [ ${gz_file} ] file. Please wait a moment ..."
     gzip -df ${gz_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.7z -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    gz_file=$( ls *.7z | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.7z -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    gz_file=$(ls *.7z | head -n 1)
     echo -e "Update using [ ${gz_file} ] file. Please wait a moment ..."
     bsdtar -xmf ${gz_file} 2>/dev/null
     [ $? -eq 0 ] || 7z x ${gz_file} -aoa -y 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.zip -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    zip_file=$( ls *.zip | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.zip -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    zip_file=$(ls *.zip | head -n 1)
     echo -e "Update using [ ${zip_file} ] file. Please wait a moment ..."
     unzip -o ${zip_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
 else
     echo -e "Please upload or specify the update openwrt firmware file."
     echo -e "Upload method: system menu → Amlogic Service → Manually Upload Update"
@@ -93,16 +96,16 @@ fi
 sync
 
 # check file
-if  [ ! -f "${IMG_NAME}" ]; then
+if [ ! -f "${IMG_NAME}" ]; then
     echo "No update file found."
     exit 1
 else
     echo "Start update from [ ${IMG_NAME} ]"
 fi
 
-# find boot partition 
+# find boot partition
 BOOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | awk '$3~/^part$/ && $5 ~ /^\/boot$/ {print $0}')
-if [ "${BOOT_PART_MSG}" == "" ];then
+if [ "${BOOT_PART_MSG}" == "" ]; then
     echo "The boot partition is not exists or not mounted, so it cannot be upgraded with this script!"
     exit 1
 fi
@@ -117,33 +120,38 @@ else
     read yn
 fi
 case $yn in
-     n*|N*) BR_FLAG=0;;
+n* | N*)
+    BR_FLAG=0
+    ;;
 esac
 
 BOOT_NAME=$(echo $BOOT_PART_MSG | awk '{print $1}')
 BOOT_PATH=$(echo $BOOT_PART_MSG | awk '{print $2}')
 BOOT_UUID=$(echo $BOOT_PART_MSG | awk '{print $4}')
 
-# find root partition 
+# find root partition
 ROOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | awk '$3~/^part$/ && $5 ~ /^\/$/ {print $0}')
 ROOT_NAME=$(echo $ROOT_PART_MSG | awk '{print $1}')
 ROOT_PATH=$(echo $ROOT_PART_MSG | awk '{print $2}')
 ROOT_UUID=$(echo $ROOT_PART_MSG | awk '{print $4}')
-case $ROOT_NAME in 
-    ${EMMC_NAME}${PARTITION_NAME}2) NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}3"
-                    NEW_ROOT_LABEL="${LB_PRE}ROOTFS2"
-                    ;;
-    ${EMMC_NAME}${PARTITION_NAME}3) NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}2"
-                    NEW_ROOT_LABEL="${LB_PRE}ROOTFS1"
-                    ;;
-    *) echo "The root partition location is invalid, so it cannot be upgraded with this script!"
-                    exit 1
-                    ;;
+case $ROOT_NAME in
+${EMMC_NAME}${PARTITION_NAME}2)
+    NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}3"
+    NEW_ROOT_LABEL="${LB_PRE}ROOTFS2"
+    ;;
+${EMMC_NAME}${PARTITION_NAME}3)
+    NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}2"
+    NEW_ROOT_LABEL="${LB_PRE}ROOTFS1"
+    ;;
+*)
+    echo "The root partition location is invalid, so it cannot be upgraded with this script!"
+    exit 1
+    ;;
 esac
 
 # find new root partition
 NEW_ROOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | grep "${NEW_ROOT_NAME}" | awk '$3 ~ /^part$/ && $5 !~ /^\/$/ && $5 !~ /^\/boot$/ {print $0}')
-if [ "${NEW_ROOT_PART_MSG}" == "" ];then
+if [ "${NEW_ROOT_PART_MSG}" == "" ]; then
     echo "The new root partition is not exists, so it cannot be upgraded with this script!"
     exit 1
 fi
@@ -154,9 +162,9 @@ NEW_ROOT_MP=$(echo $NEW_ROOT_PART_MSG | awk '{print $5}')
 
 # losetup
 losetup -f -P $IMG_NAME
-if [ $? -eq 0 ];then
+if [ $? -eq 0 ]; then
     LOOP_DEV=$(losetup | grep "$IMG_NAME" | awk '{print $1}')
-    if [ "$LOOP_DEV" == "" ];then
+    if [ "$LOOP_DEV" == "" ]; then
         echo "loop device not found!"
         exit 1
     fi
@@ -166,22 +174,22 @@ else
 fi
 WAIT=3
 echo -n "The loopdev is $LOOP_DEV, wait ${WAIT} seconds "
-while [ $WAIT -ge 1 ];do
+while [ $WAIT -ge 1 ]; do
     echo -n "."
     sleep 1
-    WAIT=$(( WAIT - 1 ))
+    WAIT=$((WAIT - 1))
 done
 echo
 
 # umount loop devices (openwrt will auto mount some partition)
 MOUNTED_DEVS=$(lsblk -l -o NAME,PATH,MOUNTPOINT | grep "$LOOP_DEV" | awk '$3 !~ /^$/ {print $2}')
-for dev in $MOUNTED_DEVS;do
-    while : ;do
+for dev in $MOUNTED_DEVS; do
+    while :; do
         echo -n "umount $dev ... "
         umount -f $dev
         sleep 1
         mnt=$(lsblk -l -o NAME,PATH,MOUNTPOINT | grep "$dev" | awk '$3 !~ /^$/ {print $2}')
-        if [ "$mnt" == "" ];then
+        if [ "$mnt" == "" ]; then
             echo "ok"
             break
         else
@@ -197,29 +205,29 @@ P2=${WORK_DIR}/root
 mkdir -p $P1 $P2
 echo -n "mount ${LOOP_DEV}p1 -> ${P1} ... "
 mount -t vfat -o ro ${LOOP_DEV}p1 ${P1}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "mount failed"
     losetup -D
     exit 1
-else 
+else
     echo "ok"
-fi	
+fi
 
 echo -n "mount ${LOOP_DEV}p2 -> ${P2} ... "
 mount -t btrfs -o ro,compress=zstd ${LOOP_DEV}p2 ${P2}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "mount failed"
     umount -f ${P1}
     losetup -D
     exit 1
 else
     echo "ok"
-fi	
+fi
 
 #format NEW_ROOT
 echo "umount ${NEW_ROOT_MP}"
 umount -f "${NEW_ROOT_MP}"
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "umount failed, please reboot and try again!"
     umount -f ${P1}
     umount -f ${P2}
@@ -230,7 +238,7 @@ fi
 echo "format ${NEW_ROOT_PATH}"
 NEW_ROOT_UUID=$(uuidgen)
 mkfs.btrfs -f -U ${NEW_ROOT_UUID} -L ${NEW_ROOT_LABEL} ${NEW_ROOT_PATH}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "format ${NEW_ROOT_PATH} failed!"
     umount -f ${P1}
     umount -f ${P2}
@@ -240,7 +248,7 @@ fi
 
 echo "mount ${NEW_ROOT_PATH} to ${NEW_ROOT_MP}"
 mount -t btrfs -o compress=zstd ${NEW_ROOT_PATH} ${NEW_ROOT_MP}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "mount ${NEW_ROOT_PATH} to ${NEW_ROOT_MP} failed!"
     umount -f ${P1}
     umount -f ${P2}
@@ -252,13 +260,13 @@ fi
 cd ${NEW_ROOT_MP}
 echo "Start copy data from ${P2} to ${NEW_ROOT_MP} ..."
 ENTRYS=$(ls)
-for entry in $ENTRYS;do
-    if [ "$entry" == "lost+found" ];then
+for entry in $ENTRYS; do
+    if [ "$entry" == "lost+found" ]; then
         continue
     fi
     echo -n "remove old $entry ... "
     rm -rf $entry
-    if [ $? -eq 0 ];then
+    if [ $? -eq 0 ]; then
         echo "ok"
     else
         echo "failed"
@@ -278,7 +286,7 @@ echo
 
 COPY_SRC="root etc bin sbin lib opt usr www"
 echo "copy data ... "
-for src in $COPY_SRC;do
+for src in $COPY_SRC; do
     echo -n "copy $src ... "
     (cd ${P2} && tar cf - $src) | tar xf -
     sync
@@ -289,21 +297,21 @@ SHFS="/mnt/${EMMC_NAME}${PARTITION_NAME}4"
 echo "Modify config files ... "
 rm -f "./etc/rc.local.orig" "./etc/first_run.sh" "./etc/part_size"
 rm -f ./etc/bench.log
-if [ -x ./usr/sbin/balethirq.pl ];then
-    if grep "balethirq.pl" "./etc/rc.local";then
+if [ -x ./usr/sbin/balethirq.pl ]; then
+    if grep "balethirq.pl" "./etc/rc.local"; then
         echo "balance irq is enabled"
     else
         echo "enable balance irq"
         sed -e "/exit/i\/usr/sbin/balethirq.pl" -i ./etc/rc.local
     fi
 fi
-cat > ./etc/fstab <<EOF
+cat >./etc/fstab <<EOF
 UUID=${NEW_ROOT_UUID} / btrfs compress=zstd 0 1
 LABEL=${LB_PRE}BOOT /boot vfat defaults 0 2
 #tmpfs /tmp tmpfs defaults,nosuid 0 0
 EOF
 
-cat > ./etc/config/fstab <<EOF
+cat >./etc/config/fstab <<EOF
 config global
         option anon_swap '0'
         option anon_mount '1'
@@ -329,17 +337,17 @@ config mount
                 
 EOF
 (
-    cd etc/rc.d 
+    cd etc/rc.d
     rm -f S??shortcut-fe
-    if grep "sfe_flow '1'" ../config/turboacc >/dev/null;then
-        if find ../../lib/modules -name 'shortcut-fe-cm.ko';then
+    if grep "sfe_flow '1'" ../config/turboacc >/dev/null; then
+        if find ../../lib/modules -name 'shortcut-fe-cm.ko'; then
             ln -sf ../init.d/shortcut-fe S99shortcut-fe
         fi
     fi
 )
 
 # move /etc/config/balance_irq to /etc/balance_irq
-[ -f  "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq  ./etc/
+[ -f "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq ./etc/
 sync
 
 echo "create the first etc snapshot -> .snapshots/etc-000"
@@ -348,17 +356,17 @@ btrfs subvolume snapshot -r etc .snapshots/etc-000
 [ -d ${SHFS}/docker ] || mkdir -p ${SHFS}/docker
 rm -rf opt/docker && ln -sf ${SHFS}/docker/ opt/docker
 
-if [ -f /mnt/${NEW_ROOT_NAME}/etc/config/AdGuardHome ];then
+if [ -f /mnt/${NEW_ROOT_NAME}/etc/config/AdGuardHome ]; then
     [ -d ${SHFS}/AdGuardHome/data ] || mkdir -p ${SHFS}/AdGuardHome/data
-    if [ ! -L /usr/bin/AdGuardHome ];then
-        [ -d /usr/bin/AdGuardHome ] && \
-        cp -a /usr/bin/AdGuardHome/* ${SHFS}/AdGuardHome/
+    if [ ! -L /usr/bin/AdGuardHome ]; then
+        [ -d /usr/bin/AdGuardHome ] &&
+            cp -a /usr/bin/AdGuardHome/* ${SHFS}/AdGuardHome/
     fi
     ln -sf ${SHFS}/AdGuardHome /mnt/${NEW_ROOT_NAME}/usr/bin/AdGuardHome
 fi
 
 BOOTLOADER="./lib/u-boot/u-boot-sunxi-with-spl.bin"
-if [ -f ${BOOTLOADER} ];then
+if [ -f ${BOOTLOADER} ]; then
     echo "update u-boot ... "
     # erase from 8kb to 4mb
     dd if=/dev/zero of=/dev/${EMMC_NAME} bs=1024 seek=8 count=4088 conv=fsync
@@ -371,14 +379,14 @@ echo "copy done"
 echo
 
 BACKUP_LIST=$(${P2}/usr/sbin/openwrt-backup -p)
-if [ $BR_FLAG -eq 1 ];then
+if [ $BR_FLAG -eq 1 ]; then
     echo -n "Restore your old config files ... "
     (
         cd /
         eval tar czf ${NEW_ROOT_MP}/.reserved/openwrt_config.tar.gz "${BACKUP_LIST}" 2>/dev/null
     )
     tar xzf ${NEW_ROOT_MP}/.reserved/openwrt_config.tar.gz
-    [ -f ./etc/config/dockerman ] &&  sed -e "s/option wan_mode 'false'/option wan_mode 'true'/" -i ./etc/config/dockerman 2>/dev/null
+    [ -f ./etc/config/dockerman ] && sed -e "s/option wan_mode 'false'/option wan_mode 'true'/" -i ./etc/config/dockerman 2>/dev/null
     [ -f ./etc/config/dockerd ] && sed -e "s/option wan_mode '0'/option wan_mode '1'/" -i ./etc/config/dockerd 2>/dev/null
     [ -f ./etc/config/verysync ] && sed -e 's/config setting/config verysync/' -i ./etc/config/verysync
 
@@ -391,26 +399,26 @@ if [ $BR_FLAG -eq 1 ];then
 fi
 
 rm -f ./etc/bench.log
-cat >> ./etc/crontabs/root << EOF
+cat >>./etc/crontabs/root <<EOF
 17 3 * * * /etc/coremark.sh
 EOF
 
 sed -e 's/ttyAMA0/ttyS0/' -i ./etc/inittab
 sss=$(date +%s)
-ddd=$((sss/86400))
+ddd=$((sss / 86400))
 sed -e "s/:0:0:99999:7:::/:${ddd}:0:99999:7:::/" -i ./etc/shadow
 # 修复amule每次升级后重复添加条目的问题
 sed -e "/amule:x:/d" -i ./etc/shadow
 # 修复dropbear每次升级后重复添加sshd条目的问题
 sed -e "/sshd:x:/d" -i ./etc/shadow
-if [ `grep "sshd:x:22:22" ./etc/passwd | wc -l` -eq 0 ];then
-    echo "sshd:x:22:22:sshd:/var/run/sshd:/bin/false" >> ./etc/passwd
-    echo "sshd:x:22:sshd" >> ./etc/group
-    echo "sshd:x:${ddd}:0:99999:7:::" >> ./etc/shadow
+if [ $(grep "sshd:x:22:22" ./etc/passwd | wc -l) -eq 0 ]; then
+    echo "sshd:x:22:22:sshd:/var/run/sshd:/bin/false" >>./etc/passwd
+    echo "sshd:x:22:sshd" >>./etc/group
+    echo "sshd:x:${ddd}:0:99999:7:::" >>./etc/shadow
 fi
 
-if [ $BR_FLAG -eq 1 ];then
-    if [ -x ./bin/bash ] && [ -f ./etc/profile.d/30-sysinfo.sh ];then
+if [ $BR_FLAG -eq 1 ]; then
+    if [ -x ./bin/bash ] && [ -f ./etc/profile.d/30-sysinfo.sh ]; then
         sed -e 's/\/bin\/ash/\/bin\/bash/' -i ./etc/passwd
     fi
     sync
@@ -419,10 +427,10 @@ if [ $BR_FLAG -eq 1 ];then
 fi
 sed -e "s/option hw_flow '1'/option hw_flow '0'/" -i ./etc/config/turboacc
 (
-    cd etc/rc.d 
+    cd etc/rc.d
     rm -f S??shortcut-fe
-    if grep "sfe_flow '1'" ../config/turboacc >/dev/null;then
-        if find ../../lib/modules -name 'shortcut-fe-cm.ko';then
+    if grep "sfe_flow '1'" ../config/turboacc >/dev/null; then
+        if find ../../lib/modules -name 'shortcut-fe-cm.ko'; then
             ln -sf ../init.d/shortcut-fe S99shortcut-fe
         fi
     fi
@@ -432,7 +440,7 @@ eval tar czf .reserved/openwrt_config.tar.gz "${BACKUP_LIST}" 2>/dev/null
 
 rm -f ./etc/part_size ./etc/first_run.sh
 mv ./etc/rc.local ./etc/rc.local.orig
-cat > ./etc/rc.local <<EOF
+cat >./etc/rc.local <<EOF
 if [ ! -f /etc/rc.d/*dockerd ];then
     /etc/init.d/dockerd enable
     /etc/init.d/dockerd start
@@ -445,7 +453,7 @@ EOF
 chmod 755 ./etc/rc.local*
 
 # move /etc/config/balance_irq to /etc/balance_irq
-[ -f  "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq  ./etc/
+[ -f "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq ./etc/
 
 echo "create the second etc snapshot -> .snapshots/etc-001"
 btrfs subvolume snapshot -r etc .snapshots/etc-001
@@ -456,20 +464,20 @@ btrfs subvolume snapshot -r etc .snapshots/etc-001
 #chattr +ia ./etc/config/fstab
 
 cd ${WORK_DIR}
- 
+
 echo "Start copy data from ${P1} to /boot ..."
 cd /boot
 echo -n "remove old boot files ..."
 rm -rf *
 echo "done"
-echo -n "copy new boot files ... " 
-(cd ${P1} && tar cf - . ) | tar xf -
+echo -n "copy new boot files ... "
+(cd ${P1} && tar cf - .) | tar xf -
 sync
 echo "done"
 echo
 
 echo -n "Update boot args ... "
-cat > uEnv.txt <<EOF
+cat >uEnv.txt <<EOF
 LINUX=/zImage
 INITRD=/uInitrd
 
@@ -494,4 +502,3 @@ echo "Successfully updated, automatic restarting..."
 sleep 3
 reboot
 exit 0
-
diff --git a/files/openwrt-update-amlogic b/files/openwrt-update-amlogic
index 7b7f245917..0adc62963b 100755
--- a/files/openwrt-update-amlogic
+++ b/files/openwrt-update-amlogic
@@ -33,30 +33,33 @@ fi
 
 # Find the partition where root is located
 ROOT_PTNAME=$(df / | tail -n1 | awk '{print $1}' | awk -F '/' '{print $3}')
-if [ "${ROOT_PTNAME}" == "" ];then
+if [ "${ROOT_PTNAME}" == "" ]; then
     echo "Cannot find the partition corresponding to the root file system!"
     exit 1
 fi
 
 # Find the disk where the partition is located, only supports mmcblk?p? sd?? hd?? vd?? and other formats
 case ${ROOT_PTNAME} in
-       mmcblk?p[1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
-	              if lsblk -l -o NAME | grep "${EMMC_NAME}boot0" >/dev/null;then
-                          ROOT_DISK_TYPE="EMMC"
-		      else
-			  ROOT_DISK_TYPE="SD"
-	              fi
-                      PARTITION_NAME="p"
-                      LB_PRE="${ROOT_DISK_TYPE}_"
-                      ;;
-    [hsv]d[a-z][1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
-	              ROOT_DISK_TYPE="USB"
-                      PARTITION_NAME=""
-                      LB_PRE="${ROOT_DISK_TYPE}_"
-                      ;;
-                   *) echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
-                      exit 1
-                      ;;
+mmcblk?p[1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
+    if lsblk -l -o NAME | grep "${EMMC_NAME}boot0" >/dev/null; then
+        ROOT_DISK_TYPE="EMMC"
+    else
+        ROOT_DISK_TYPE="SD"
+    fi
+    PARTITION_NAME="p"
+    LB_PRE="${ROOT_DISK_TYPE}_"
+    ;;
+[hsv]d[a-z][1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
+    ROOT_DISK_TYPE="USB"
+    PARTITION_NAME=""
+    LB_PRE="${ROOT_DISK_TYPE}_"
+    ;;
+*)
+    echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
+    exit 1
+    ;;
 esac
 
 DOCKER_ROOT="/mnt/${EMMC_NAME}${PARTITION_NAME}4/docker/"
@@ -65,30 +68,30 @@ mv -f /tmp/upload/* . 2>/dev/null && sync
 
 if [[ "${IMG_NAME}" == *.img ]]; then
     echo -e "Update using [ ${IMG_NAME} ] file. Please wait a moment ..."
-elif [ $( ls *.img -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    IMG_NAME=$( ls *.img | head -n 1 )
+elif [ $(ls *.img -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    IMG_NAME=$(ls *.img | head -n 1)
     echo -e "Update using [ ${IMG_NAME} ] ] file. Please wait a moment ..."
-elif [ $( ls *.img.xz -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    xz_file=$( ls *.img.xz | head -n 1 )
+elif [ $(ls *.img.xz -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    xz_file=$(ls *.img.xz | head -n 1)
     echo -e "Update using [ ${xz_file} ] file. Please wait a moment ..."
     xz -d ${xz_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.img.gz -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    gz_file=$( ls *.img.gz | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.img.gz -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    gz_file=$(ls *.img.gz | head -n 1)
     echo -e "Update using [ ${gz_file} ] file. Please wait a moment ..."
     gzip -df ${gz_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.7z -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    gz_file=$( ls *.7z | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.7z -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    gz_file=$(ls *.7z | head -n 1)
     echo -e "Update using [ ${gz_file} ] file. Please wait a moment ..."
     bsdtar -xmf ${gz_file} 2>/dev/null
     [ $? -eq 0 ] || 7z x ${gz_file} -aoa -y 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.zip -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    zip_file=$( ls *.zip | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.zip -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    zip_file=$(ls *.zip | head -n 1)
     echo -e "Update using [ ${zip_file} ] file. Please wait a moment ..."
     unzip -o ${zip_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
 else
     echo -e "Please upload or specify the update openwrt firmware file."
     echo -e "Upload method: system menu → Amlogic Service → Manually Upload Update"
@@ -100,7 +103,7 @@ fi
 sync
 
 # check file
-if  [ ! -f "${IMG_NAME}" ]; then
+if [ ! -f "${IMG_NAME}" ]; then
     echo "No update file found."
     exit 1
 else
@@ -110,9 +113,9 @@ fi
 # Check the necessary dependencies
 DEPENDS="lsblk uuidgen grep awk btrfs mkfs.fat mkfs.btrfs perl md5sum fatlabel"
 echo "Check the necessary dependencies..."
-for dep in ${DEPENDS};do
+for dep in ${DEPENDS}; do
     WITCH=$(which ${dep})
-    if [ "${WITCH}" == "" ];then
+    if [ "${WITCH}" == "" ]; then
         echo "Dependent command: ${dep} does not exist, upgrade cannot be performed, only flash through U disk/TF card!"
         exit 1
     else
@@ -121,9 +124,9 @@ for dep in ${DEPENDS};do
 done
 echo "Check passed"
 
-# find boot partition 
+# find boot partition
 BOOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | awk '$3~/^part$/ && $5 ~ /^\/boot$/ {print $0}')
-if  [ "${BOOT_PART_MSG}" == "" ]; then
+if [ "${BOOT_PART_MSG}" == "" ]; then
     echo "Boot The partition does not exist, so the update cannot be continued!"
     exit 1
 fi
@@ -141,31 +144,36 @@ else
     read yn
 fi
 case $yn in
-     n*|N*) BR_FLAG=0;;
+n* | N*)
+    BR_FLAG=0
+    ;;
 esac
 
-# find root partition 
+# find root partition
 ROOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | awk '$3~/^part$/ && $5 ~ /^\/$/ {print $0}')
 ROOT_NAME=$(echo $ROOT_PART_MSG | awk '{print $1}')
 ROOT_PATH=$(echo $ROOT_PART_MSG | awk '{print $2}')
 ROOT_UUID=$(echo $ROOT_PART_MSG | awk '{print $4}')
 
-case  $ROOT_NAME in
-      ${EMMC_NAME}${PARTITION_NAME}2) NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}3"
-                      NEW_ROOT_LABEL="${LB_PRE}ROOTFS2"
-                      ;;
-      ${EMMC_NAME}${PARTITION_NAME}3) NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}2"
-                      NEW_ROOT_LABEL="${LB_PRE}ROOTFS1"
-                      ;;
-                   *) echo "ROOTFS The partition location is incorrect, so the update cannot continue!"
-                      exit 1
-                      ;;
+case $ROOT_NAME in
+${EMMC_NAME}${PARTITION_NAME}2)
+    NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}3"
+    NEW_ROOT_LABEL="${LB_PRE}ROOTFS2"
+    ;;
+${EMMC_NAME}${PARTITION_NAME}3)
+    NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}2"
+    NEW_ROOT_LABEL="${LB_PRE}ROOTFS1"
+    ;;
+*)
+    echo "ROOTFS The partition location is incorrect, so the update cannot continue!"
+    exit 1
+    ;;
 esac
 echo "NEW_ROOT_NAME: [ ${NEW_ROOT_NAME} ]"
 
 # find new root partition
 NEW_ROOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | grep "${NEW_ROOT_NAME}" | awk '$3 ~ /^part$/ && $5 !~ /^\/$/ && $5 !~ /^\/boot$/ {print $0}')
-if  [ "${NEW_ROOT_PART_MSG}" == "" ]; then
+if [ "${NEW_ROOT_PART_MSG}" == "" ]; then
     echo "The new ROOTFS partition does not exist, so the update cannot continue!"
     exit 1
 fi
@@ -176,7 +184,7 @@ NEW_ROOT_MP=$(echo $NEW_ROOT_PART_MSG | awk '{print $5}')
 echo "NEW_ROOT_MP: [ ${NEW_ROOT_MP} ]"
 
 # backup old bootloader
-if  [ ! -f /root/BackupOldBootloader.img ]; then
+if [ ! -f /root/BackupOldBootloader.img ]; then
     echo "Backup bootloader -> [ BackupOldBootloader.img ] ... "
     dd if=/dev/${EMMC_NAME} of=/root/BackupOldBootloader.img bs=1M count=4 conv=fsync
     echo "Backup bootloader complete."
@@ -185,9 +193,9 @@ fi
 
 # losetup
 losetup -f -P $IMG_NAME
-if  [ $? -eq 0 ]; then
+if [ $? -eq 0 ]; then
     LOOP_DEV=$(losetup | grep "$IMG_NAME" | awk '{print $1}')
-    if  [ "$LOOP_DEV" == "" ]; then
+    if [ "$LOOP_DEV" == "" ]; then
         echo "loop device not found!"
         exit 1
     fi
@@ -199,21 +207,21 @@ fi
 WAIT=3
 echo "The loopdev is [ $LOOP_DEV ], wait [ ${WAIT} ] seconds. "
 while [ $WAIT -ge 1 ]; do
-      sleep 1
-      WAIT=$(( WAIT - 1 ))
+    sleep 1
+    WAIT=$((WAIT - 1))
 done
 
 # umount loop devices (openwrt will auto mount some partition)
 MOUNTED_DEVS=$(lsblk -l -o NAME,PATH,MOUNTPOINT | grep "$LOOP_DEV" | awk '$3 !~ /^$/ {print $2}')
 for dev in $MOUNTED_DEVS; do
-    while : ; do
+    while :; do
         echo "umount [ $dev ] ... "
         umount -f $dev
         sleep 1
         mnt=$(lsblk -l -o NAME,PATH,MOUNTPOINT | grep "$dev" | awk '$3 !~ /^$/ {print $2}')
-        if  [ "$mnt" == "" ]; then
+        if [ "$mnt" == "" ]; then
             break
-        else 
+        else
             echo "Retry ..."
         fi
     done
@@ -227,7 +235,7 @@ mkdir -p $P1 $P2
 
 echo "Mount [ ${LOOP_DEV}p1 ] -> [ ${P1} ] ... "
 mount -t vfat -o ro ${LOOP_DEV}p1 ${P1}
-if  [ $? -ne 0 ]; then
+if [ $? -ne 0 ]; then
     echo "Mount p1 [ ${LOOP_DEV}p1 ] failed!"
     losetup -D
     exit 1
@@ -235,7 +243,7 @@ fi
 
 echo "Mount [ ${LOOP_DEV}p2 ] -> [ ${P2} ] ... "
 mount -t btrfs -o ro,compress=zstd ${LOOP_DEV}p2 ${P2}
-if  [ $? -ne 0 ]; then
+if [ $? -ne 0 ]; then
     echo "Mount p2 [ ${LOOP_DEV}p2 ] failed!"
     umount -f ${P1}
     losetup -D
@@ -256,13 +264,13 @@ echo -e "Update from [ ${MODULES_OLD} ] to [ ${MODULES_NOW} ]"
 
 k510_ver=${VERSION_NOW%%.*}
 k510_maj=${VERSION_NOW##*.}
-if  [ "${k510_ver}" -eq "5" ];then
-    if  [ "${k510_maj}" -ge "10" ];then
+if [ "${k510_ver}" -eq "5" ]; then
+    if [ "${k510_maj}" -ge "10" ]; then
         K510="1"
     else
         K510="0"
     fi
-elif [ "${k510_ver}" -gt "5" ];then
+elif [ "${k510_ver}" -gt "5" ]; then
     K510="1"
 else
     K510="0"
@@ -274,7 +282,7 @@ MAINLINE_UBOOT=""
 ANDROID_UBOOT=""
 env_openwrt_file=""
 
-if  [ -f "${P2}/etc/flippy-openwrt-release" ]; then
+if [ -f "${P2}/etc/flippy-openwrt-release" ]; then
     env_openwrt_file="${P2}/etc/flippy-openwrt-release"
 elif [ -f "/etc/flippy-openwrt-release" ]; then
     env_openwrt_file="/etc/flippy-openwrt-release"
@@ -302,7 +310,7 @@ fi
 #format NEW_ROOT
 echo "umount [ ${NEW_ROOT_MP} ]"
 umount -f "${NEW_ROOT_MP}"
-if  [ $? -ne 0 ]; then
+if [ $? -ne 0 ]; then
     echo "Mount [ ${NEW_ROOT_MP} ] failed, Please restart and try again!"
     umount -f ${P1}
     umount -f ${P2}
@@ -313,7 +321,7 @@ fi
 echo "Format [ ${NEW_ROOT_PATH} ]"
 NEW_ROOT_UUID=$(uuidgen)
 mkfs.btrfs -f -U ${NEW_ROOT_UUID} -L ${NEW_ROOT_LABEL} -m single ${NEW_ROOT_PATH}
-if  [ $? -ne 0 ]; then
+if [ $? -ne 0 ]; then
     echo "Format [ ${NEW_ROOT_PATH} ] failed!"
     umount -f ${P1}
     umount -f ${P2}
@@ -323,7 +331,7 @@ fi
 
 echo "Mount [ ${NEW_ROOT_PATH} ] -> [ ${NEW_ROOT_MP} ]"
 mount -t btrfs -o compress=zstd ${NEW_ROOT_PATH} ${NEW_ROOT_MP}
-if  [ $? -ne 0 ]; then
+if [ $? -ne 0 ]; then
     echo "Mount [ ${NEW_ROOT_PATH} ] -> [ ${NEW_ROOT_MP} ] failed!"
     umount -f ${P1}
     umount -f ${P2}
@@ -336,12 +344,12 @@ cd ${NEW_ROOT_MP}
 echo "Start copying data， From [ ${P2} ] TO [ ${NEW_ROOT_MP} ] ..."
 ENTRYS=$(ls)
 for entry in $ENTRYS; do
-    if  [ "$entry" == "lost+found" ]; then
+    if [ "$entry" == "lost+found" ]; then
         continue
     fi
     echo "Remove old [ $entry ] ... "
-    rm -rf $entry 
-    if  [ $? -ne 0 ]; then
+    rm -rf $entry
+    if [ $? -ne 0 ]; then
         echo "failed."
         exit 1
     fi
@@ -362,9 +370,9 @@ for src in $COPY_SRC; do
     sync
 done
 
-# if not backup, then force rewrite the etc/docker/daemon.json 
-if [ "${BR_FLAG}" -eq 0 ];then
-    cat > ./etc/docker/daemon.json <<EOF
+# if not backup, then force rewrite the etc/docker/daemon.json
+if [ "${BR_FLAG}" -eq 0 ]; then
+    cat >./etc/docker/daemon.json <<EOF
 {
   "bip": "172.31.0.1/24",
   "data-root": "${DOCKER_ROOT}",
@@ -383,13 +391,13 @@ if [ "${BR_FLAG}" -eq 0 ];then
 EOF
 fi
 
-cat > ./etc/fstab <<EOF
+cat >./etc/fstab <<EOF
 UUID=${NEW_ROOT_UUID} / btrfs compress=zstd 0 1
 LABEL=${LB_PRE}BOOT /boot vfat defaults 0 2
 #tmpfs /tmp tmpfs defaults,nosuid 0 0
 EOF
 
-cat > ./etc/config/fstab <<EOF
+cat >./etc/config/fstab <<EOF
 config  global
         option anon_swap '0'
         option anon_mount '1'
@@ -415,16 +423,16 @@ config  mount
 
 EOF
 (
-    cd etc/rc.d 
+    cd etc/rc.d
     rm -f S??shortcut-fe
-    if grep "sfe_flow '1'" ../config/turboacc >/dev/null;then
-        if find ../../lib/modules -name 'shortcut-fe-cm.ko';then
+    if grep "sfe_flow '1'" ../config/turboacc >/dev/null; then
+        if find ../../lib/modules -name 'shortcut-fe-cm.ko'; then
             ln -sf ../init.d/shortcut-fe S99shortcut-fe
         fi
     fi
 )
 # move /etc/config/balance_irq to /etc/balance_irq
-[ -f  "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq  ./etc/
+[ -f "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq ./etc/
 sync
 
 echo "Create initial etc snapshot -> .snapshots/etc-000"
@@ -434,11 +442,11 @@ sync
 [ -d /mnt/${EMMC_NAME}${PARTITION_NAME}4/docker ] || mkdir -p /mnt/${EMMC_NAME}${PARTITION_NAME}4/docker
 rm -rf opt/docker && ln -sf /mnt/${EMMC_NAME}${PARTITION_NAME}4/docker/ opt/docker
 
-if  [ -f /mnt/${NEW_ROOT_NAME}/etc/config/AdGuardHome ]; then
+if [ -f /mnt/${NEW_ROOT_NAME}/etc/config/AdGuardHome ]; then
     [ -d /mnt/${EMMC_NAME}${PARTITION_NAME}4/AdGuardHome/data ] || mkdir -p /mnt/${EMMC_NAME}${PARTITION_NAME}4/AdGuardHome/data
-    if  [ ! -L /usr/bin/AdGuardHome ]; then
-        [ -d /usr/bin/AdGuardHome ] && \
-        cp -a /usr/bin/AdGuardHome/* /mnt/${EMMC_NAME}${PARTITION_NAME}4/AdGuardHome/
+    if [ ! -L /usr/bin/AdGuardHome ]; then
+        [ -d /usr/bin/AdGuardHome ] &&
+            cp -a /usr/bin/AdGuardHome/* /mnt/${EMMC_NAME}${PARTITION_NAME}4/AdGuardHome/
     fi
     ln -sf /mnt/${EMMC_NAME}${PARTITION_NAME}4/AdGuardHome /mnt/${NEW_ROOT_NAME}/usr/bin/AdGuardHome
 fi
@@ -450,11 +458,11 @@ sync
 echo "Copy data complete ..."
 
 BACKUP_LIST=$(${P2}/usr/sbin/openwrt-backup -p)
-if [[ "${BR_FLAG}" -eq "1" && -n "${BACKUP_LIST}" ]];then
+if [[ "${BR_FLAG}" -eq "1" && -n "${BACKUP_LIST}" ]]; then
     echo -n "Start restoring configuration files ... "
     (
-      cd /
-      eval tar czf ${NEW_ROOT_MP}/.reserved/openwrt_config.tar.gz "${BACKUP_LIST}" 2>/dev/null
+        cd /
+        eval tar czf ${NEW_ROOT_MP}/.reserved/openwrt_config.tar.gz "${BACKUP_LIST}" 2>/dev/null
     )
     tar xzf ${NEW_ROOT_MP}/.reserved/openwrt_config.tar.gz
 
@@ -473,7 +481,7 @@ echo "Modify the configuration file ... "
 rm -f "./etc/rc.local.orig" "./etc/first_run.sh" "./etc/part_size"
 rm -rf "./opt/docker" && ln -sf "/mnt/${EMMC_NAME}${PARTITION_NAME}4/docker" "./opt/docker"
 rm -f ./etc/bench.log
-cat >> ./etc/crontabs/root << EOF
+cat >>./etc/crontabs/root <<EOF
 37 5 * * * /etc/coremark.sh
 EOF
 
@@ -482,10 +490,10 @@ sed -e 's/ttyS0/tty0/' -i ./etc/inittab
 
 # Fix the problem of repeatedly adding sshd entries after each upgrade of dropbear
 sed -e "/sshd:x:/d" -i ./etc/shadow
-if [ `grep "sshd:x:22:22" ./etc/passwd | wc -l` -eq 0 ]; then
-    echo "sshd:x:22:22:sshd:/var/run/sshd:/bin/false" >> ./etc/passwd
-    echo "sshd:x:22:sshd" >> ./etc/group
-    echo "sshd:x:${ddd}:0:99999:7:::" >> ./etc/shadow
+if [ $(grep "sshd:x:22:22" ./etc/passwd | wc -l) -eq 0 ]; then
+    echo "sshd:x:22:22:sshd:/var/run/sshd:/bin/false" >>./etc/passwd
+    echo "sshd:x:22:sshd" >>./etc/group
+    echo "sshd:x:${ddd}:0:99999:7:::" >>./etc/shadow
 fi
 
 if [ "${BR_FLAG}" -eq "1" ]; then
@@ -496,10 +504,10 @@ if [ "${BR_FLAG}" -eq "1" ]; then
 fi
 sed -e "s/option hw_flow '1'/option hw_flow '0'/" -i ./etc/config/turboacc
 (
-    cd etc/rc.d 
+    cd etc/rc.d
     rm -f S??shortcut-fe
-    if grep "sfe_flow '1'" ../config/turboacc >/dev/null;then
-        if find ../../lib/modules -name 'shortcut-fe-cm.ko';then
+    if grep "sfe_flow '1'" ../config/turboacc >/dev/null; then
+        if find ../../lib/modules -name 'shortcut-fe-cm.ko'; then
             ln -sf ../init.d/shortcut-fe S99shortcut-fe
         fi
     fi
@@ -507,8 +515,8 @@ sed -e "s/option hw_flow '1'/option hw_flow '0'/" -i ./etc/config/turboacc
 eval tar czf .reserved/openwrt_config.tar.gz "${BACKUP_LIST}" 2>/dev/null
 
 rm -f ./etc/part_size ./etc/first_run.sh
-if  [ -x ./usr/sbin/balethirq.pl ]; then
-    if  grep "balethirq.pl" "./etc/rc.local"; then
+if [ -x ./usr/sbin/balethirq.pl ]; then
+    if grep "balethirq.pl" "./etc/rc.local"; then
         echo "balance irq is enabled"
     else
         echo "enable balance irq"
@@ -517,7 +525,7 @@ if  [ -x ./usr/sbin/balethirq.pl ]; then
 fi
 mv ./etc/rc.local ./etc/rc.local.orig
 
-cat > ./etc/rc.local <<EOF
+cat >./etc/rc.local <<EOF
 if [ ! -f /etc/rc.d/*dockerd ]; then
     /etc/init.d/dockerd enable
     /etc/init.d/dockerd start
@@ -531,7 +539,7 @@ chmod 755 ./etc/rc.local*
 
 #Mainline U-BOOT detection
 FLASH_MAINLINE_UBOOT=0
-if  [[ -n "${MAINLINE_UBOOT}" && -f "${P2}${MAINLINE_UBOOT}" ]]; then
+if [[ -n "${MAINLINE_UBOOT}" && -f "${P2}${MAINLINE_UBOOT}" ]]; then
     cat <<EOF
 ----------------------------------------------------------------------------------
 Found an available mainline bootloader (Mainline u-boot), you can flash into EMMC.
@@ -539,29 +547,31 @@ Found an available mainline bootloader (Mainline u-boot), you can flash into EMM
 EOF
     while :; do
         if [[ "${AUTO_MAINLINE_UBOOT}" == "yes" ]]; then
-            if  [[ "${K510}" -eq "1" ]]; then
+            if [[ "${K510}" -eq "1" ]]; then
                 yn="y"
             else
                 yn="n"
             fi
         elif [[ "${AUTO_MAINLINE_UBOOT}" == "no" ]]; then
-                yn="n"
+            yn="n"
         else
             read -p "Please choose whether to write the mainline bootloader to EMMC?  y/n " yn
         fi
 
         case $yn in
-            y|Y) FLASH_MAINLINE_UBOOT=1
-                break
-                ;;
-            n|N) FLASH_MAINLINE_UBOOT=0
-                break
-                ;;
+        y | Y)
+            FLASH_MAINLINE_UBOOT=1
+            break
+            ;;
+        n | N)
+            FLASH_MAINLINE_UBOOT=0
+            break
+            ;;
         esac
     done
 fi
 
-if  [[ "${FLASH_MAINLINE_UBOOT}" -eq "1" ]]; then
+if [[ "${FLASH_MAINLINE_UBOOT}" -eq "1" ]]; then
     echo -e "Write Mainline bootloader: [ ${MAINLINE_UBOOT} ]"
     dd if=${P2}${MAINLINE_UBOOT} of=/dev/${EMMC_NAME} bs=1 count=444 conv=fsync
     dd if=${P2}${MAINLINE_UBOOT} of=/dev/${EMMC_NAME} bs=512 skip=1 seek=1 conv=fsync
@@ -574,13 +584,13 @@ else
 fi
 
 # move /etc/config/balance_irq to /etc/balance_irq
-[ -f  "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq  ./etc/
+[ -f "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq ./etc/
 
 echo "Create etc snapshot -> .snapshots/etc-001"
 btrfs subvolume snapshot -r etc .snapshots/etc-001
 
 cd ${WORK_DIR}
- 
+
 #echo -n "umount /boot ... "
 #umount -f /boot
 #if [ $? -ne 0 ];then
@@ -596,7 +606,7 @@ cd ${WORK_DIR}
 #echo "reformat ${BOOT_PATH} ..."
 #if mkfs.fat -n "${LB_PRE}BOOT" -F 32 ${BOOT_PATH} 2>/dev/null;then
 #    echo -n "mount /boot ..."
-#    mount -t vfat -o "errors=remount-ro" ${BOOT_PATH} /boot 
+#    mount -t vfat -o "errors=remount-ro" ${BOOT_PATH} /boot
 #    if [ $? -eq 0 ];then
 #        echo "ok"
 #    else
@@ -615,7 +625,7 @@ echo "Delete the old boot file ..."
 rm -rf * && sync
 
 echo "Copy the new boot file ... "
-(cd ${P1} && tar cf - . ) | tar xf - 2>/dev/null
+(cd ${P1} && tar cf - .) | tar xf - 2>/dev/null
 sync
 
 if [ -f ${P1}/uInitrd ]; then
@@ -659,14 +669,14 @@ else
     exit 1
 fi
 
-if [ ${ROOT_DISK_TYPE} == "EMMC" ];then
+if [ ${ROOT_DISK_TYPE} == "EMMC" ]; then
     rm -f s905_autoscript* aml_autoscript*
     mv -f boot-emmc.ini boot.ini
     mv -f boot-emmc.cmd boot.cmd
     mv -f boot-emmc.scr boot.scr
 fi
 
-if  [ ${K510} -eq 1 ]; then
+if [ ${K510} -eq 1 ]; then
     if [ -f "u-boot.ext" ]; then
         cp -vf u-boot.ext u-boot.emmc
     elif [ -f ${P1}/${UBOOT_OVERLOAD} ]; then
@@ -680,15 +690,15 @@ fi
 sync
 
 echo "Update boot parameters ... "
-if  [ -f /tmp/uEnv.txt ]; then
-    lines=$(wc -l < /tmp/uEnv.txt)
-    lines=$(( lines - 1 ))
-    head -n $lines /tmp/uEnv.txt > uEnv.txt
-    cat >> uEnv.txt <<EOF
+if [ -f /tmp/uEnv.txt ]; then
+    lines=$(wc -l </tmp/uEnv.txt)
+    lines=$((lines - 1))
+    head -n $lines /tmp/uEnv.txt >uEnv.txt
+    cat >>uEnv.txt <<EOF
 APPEND=root=UUID=${NEW_ROOT_UUID} rootfstype=btrfs rootflags=compress=zstd console=ttyAML0,115200n8 console=tty0 no_console_suspend consoleblank=0 fsck.fix=yes fsck.repair=yes net.ifnames=0 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory swapaccount=1
 EOF
 else
-    cat > uEnv.txt <<EOF
+    cat >uEnv.txt <<EOF
 LINUX=/zImage
 INITRD=/uInitrd
 FDT=${CUR_FDTFILE}
@@ -709,4 +719,3 @@ echo "Successfully updated, automatic restarting..."
 sleep 3
 reboot
 exit 0
-
diff --git a/files/openwrt-update-rockchip b/files/openwrt-update-rockchip
index 85ea418519..81eb1a9485 100755
--- a/files/openwrt-update-rockchip
+++ b/files/openwrt-update-rockchip
@@ -38,24 +38,27 @@ sleep 3
 
 # Find the partition where root is located
 ROOT_PTNAME=$(df / | tail -n1 | awk '{print $1}' | awk -F '/' '{print $3}')
-if [ "${ROOT_PTNAME}" == "" ];then
+if [ "${ROOT_PTNAME}" == "" ]; then
     echo "Cannot find the partition corresponding to the root file system!"
     exit 1
 fi
 
 # Find the disk where the partition is located, only supports mmcblk?p? sd?? hd?? vd?? and other formats
 case ${ROOT_PTNAME} in
-       mmcblk?p[1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
-                      PARTITION_NAME="p"
-                      LB_PRE="EMMC_"
-                      ;;
-    [hsv]d[a-z][1-4]) EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
-                      PARTITION_NAME=""
-                      LB_PRE=""
-                      ;;
-                   *) echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
-                      exit 1
-                      ;;
+mmcblk?p[1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-2)}')
+    PARTITION_NAME="p"
+    LB_PRE="EMMC_"
+    ;;
+[hsv]d[a-z][1-4])
+    EMMC_NAME=$(echo ${ROOT_PTNAME} | awk '{print substr($1, 1, length($1)-1)}')
+    PARTITION_NAME=""
+    LB_PRE=""
+    ;;
+*)
+    echo "Unable to recognize the disk type of ${ROOT_PTNAME}!"
+    exit 1
+    ;;
 esac
 
 cd /mnt/${EMMC_NAME}${PARTITION_NAME}4/
@@ -63,30 +66,30 @@ mv -f /tmp/upload/* . 2>/dev/null && sync
 
 if [[ "${IMG_NAME}" == *.img ]]; then
     echo -e "Update using [ ${IMG_NAME} ] file. Please wait a moment ..."
-elif [ $( ls *.img -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    IMG_NAME=$( ls *.img | head -n 1 )
+elif [ $(ls *.img -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    IMG_NAME=$(ls *.img | head -n 1)
     echo -e "Update using [ ${IMG_NAME} ] ] file. Please wait a moment ..."
-elif [ $( ls *.img.xz -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    xz_file=$( ls *.img.xz | head -n 1 )
+elif [ $(ls *.img.xz -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    xz_file=$(ls *.img.xz | head -n 1)
     echo -e "Update using [ ${xz_file} ] file. Please wait a moment ..."
     xz -d ${xz_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.img.gz -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    gz_file=$( ls *.img.gz | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.img.gz -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    gz_file=$(ls *.img.gz | head -n 1)
     echo -e "Update using [ ${gz_file} ] file. Please wait a moment ..."
     gzip -df ${gz_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.7z -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    gz_file=$( ls *.7z | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.7z -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    gz_file=$(ls *.7z | head -n 1)
     echo -e "Update using [ ${gz_file} ] file. Please wait a moment ..."
     bsdtar -xmf ${gz_file} 2>/dev/null
     [ $? -eq 0 ] || 7z x ${gz_file} -aoa -y 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
-elif [ $( ls *.zip -l 2>/dev/null | grep "^-" | wc -l ) -ge 1 ]; then
-    zip_file=$( ls *.zip | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
+elif [ $(ls *.zip -l 2>/dev/null | grep "^-" | wc -l) -ge 1 ]; then
+    zip_file=$(ls *.zip | head -n 1)
     echo -e "Update using [ ${zip_file} ] file. Please wait a moment ..."
     unzip -o ${zip_file} 2>/dev/null
-    IMG_NAME=$( ls *.img | head -n 1 )
+    IMG_NAME=$(ls *.img | head -n 1)
 else
     echo -e "Please upload or specify the update openwrt firmware file."
     echo -e "Upload method: system menu → Amlogic Service → Manually Upload Update"
@@ -98,16 +101,16 @@ fi
 sync
 
 # check file
-if  [ ! -f "${IMG_NAME}" ]; then
+if [ ! -f "${IMG_NAME}" ]; then
     echo "No update file found."
     exit 1
 else
     echo "Start update from [ ${IMG_NAME} ]"
 fi
 
-# find boot partition 
+# find boot partition
 BOOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | awk '$3~/^part$/ && $5 ~ /^\/boot$/ {print $0}')
-if [ "${BOOT_PART_MSG}" == "" ];then
+if [ "${BOOT_PART_MSG}" == "" ]; then
     echo "The boot partition is not exists or not mounted, so it cannot be upgraded with this script!"
     exit 1
 fi
@@ -122,33 +125,38 @@ else
     read yn
 fi
 case $yn in
-     n*|N*) BR_FLAG=0;;
+n* | N*)
+    BR_FLAG=0
+    ;;
 esac
 
 BOOT_NAME=$(echo $BOOT_PART_MSG | awk '{print $1}')
 BOOT_PATH=$(echo $BOOT_PART_MSG | awk '{print $2}')
 BOOT_UUID=$(echo $BOOT_PART_MSG | awk '{print $4}')
 
-# find root partition 
+# find root partition
 ROOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | awk '$3~/^part$/ && $5 ~ /^\/$/ {print $0}')
 ROOT_NAME=$(echo $ROOT_PART_MSG | awk '{print $1}')
 ROOT_PATH=$(echo $ROOT_PART_MSG | awk '{print $2}')
 ROOT_UUID=$(echo $ROOT_PART_MSG | awk '{print $4}')
-case $ROOT_NAME in 
-    ${EMMC_NAME}${PARTITION_NAME}2) NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}3"
-                    NEW_ROOT_LABEL="${LB_PRE}ROOTFS2"
-                    ;;
-    ${EMMC_NAME}${PARTITION_NAME}3) NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}2"
-                    NEW_ROOT_LABEL="${LB_PRE}ROOTFS1"
-                    ;;
-    *) echo "The root partition location is invalid, so it cannot be upgraded with this script!"
-                    exit 1
-                    ;;
+case $ROOT_NAME in
+${EMMC_NAME}${PARTITION_NAME}2)
+    NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}3"
+    NEW_ROOT_LABEL="${LB_PRE}ROOTFS2"
+    ;;
+${EMMC_NAME}${PARTITION_NAME}3)
+    NEW_ROOT_NAME="${EMMC_NAME}${PARTITION_NAME}2"
+    NEW_ROOT_LABEL="${LB_PRE}ROOTFS1"
+    ;;
+*)
+    echo "The root partition location is invalid, so it cannot be upgraded with this script!"
+    exit 1
+    ;;
 esac
 
 # find new root partition
 NEW_ROOT_PART_MSG=$(lsblk -l -o NAME,PATH,TYPE,UUID,MOUNTPOINT | grep "${NEW_ROOT_NAME}" | awk '$3 ~ /^part$/ && $5 !~ /^\/$/ && $5 !~ /^\/boot$/ {print $0}')
-if [ "${NEW_ROOT_PART_MSG}" == "" ];then
+if [ "${NEW_ROOT_PART_MSG}" == "" ]; then
     echo "The new root partition is not exists, so it cannot be upgraded with this script!"
     exit 1
 fi
@@ -159,9 +167,9 @@ NEW_ROOT_MP=$(echo $NEW_ROOT_PART_MSG | awk '{print $5}')
 
 # losetup
 losetup -f -P $IMG_NAME
-if [ $? -eq 0 ];then
+if [ $? -eq 0 ]; then
     LOOP_DEV=$(losetup | grep "$IMG_NAME" | awk '{print $1}')
-    if [ "$LOOP_DEV" == "" ];then
+    if [ "$LOOP_DEV" == "" ]; then
         echo "loop device not found!"
         exit 1
     fi
@@ -171,22 +179,22 @@ else
 fi
 WAIT=3
 echo -n "The loopdev is $LOOP_DEV, wait ${WAIT} seconds "
-while [ $WAIT -ge 1 ];do
+while [ $WAIT -ge 1 ]; do
     echo -n "."
     sleep 1
-    WAIT=$(( WAIT - 1 ))
+    WAIT=$((WAIT - 1))
 done
 echo
 
 # umount loop devices (openwrt will auto mount some partition)
 MOUNTED_DEVS=$(lsblk -l -o NAME,PATH,MOUNTPOINT | grep "$LOOP_DEV" | awk '$3 !~ /^$/ {print $2}')
-for dev in $MOUNTED_DEVS;do
-    while : ;do
+for dev in $MOUNTED_DEVS; do
+    while :; do
         echo -n "umount $dev ... "
         umount -f $dev
         sleep 1
         mnt=$(lsblk -l -o NAME,PATH,MOUNTPOINT | grep "$dev" | awk '$3 !~ /^$/ {print $2}')
-        if [ "$mnt" == "" ];then
+        if [ "$mnt" == "" ]; then
             echo "ok"
             break
         else
@@ -202,29 +210,29 @@ P2=${WORK_DIR}/root
 mkdir -p $P1 $P2
 echo -n "mount ${LOOP_DEV}p1 -> ${P1} ... "
 mount -t ext4 -o ro ${LOOP_DEV}p1 ${P1}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "mount failed"
     losetup -D
     exit 1
-else 
+else
     echo "ok"
-fi	
+fi
 
 echo -n "mount ${LOOP_DEV}p2 -> ${P2} ... "
 mount -t btrfs -o ro,compress=zstd ${LOOP_DEV}p2 ${P2}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "mount failed"
     umount -f ${P1}
     losetup -D
     exit 1
 else
     echo "ok"
-fi	
+fi
 
 #format NEW_ROOT
 echo "umount ${NEW_ROOT_MP}"
 umount -f "${NEW_ROOT_MP}"
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "umount failed, please reboot and try again!"
     umount -f ${P1}
     umount -f ${P2}
@@ -235,7 +243,7 @@ fi
 echo "format ${NEW_ROOT_PATH}"
 NEW_ROOT_UUID=$(uuidgen)
 mkfs.btrfs -f -U ${NEW_ROOT_UUID} -L ${NEW_ROOT_LABEL} -m single ${NEW_ROOT_PATH}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "format ${NEW_ROOT_PATH} failed!"
     umount -f ${P1}
     umount -f ${P2}
@@ -245,7 +253,7 @@ fi
 
 echo "mount ${NEW_ROOT_PATH} to ${NEW_ROOT_MP}"
 mount -t btrfs -o compress=zstd ${NEW_ROOT_PATH} ${NEW_ROOT_MP}
-if [ $? -ne 0 ];then
+if [ $? -ne 0 ]; then
     echo "mount ${NEW_ROOT_PATH} to ${NEW_ROOT_MP} failed!"
     umount -f ${P1}
     umount -f ${P2}
@@ -257,13 +265,13 @@ fi
 cd ${NEW_ROOT_MP}
 echo "Start copy data from ${P2} to ${NEW_ROOT_MP} ..."
 ENTRYS=$(ls)
-for entry in $ENTRYS;do
-    if [ "$entry" == "lost+found" ];then
+for entry in $ENTRYS; do
+    if [ "$entry" == "lost+found" ]; then
         continue
     fi
     echo -n "remove old $entry ... "
     rm -rf $entry
-    if [ $? -eq 0 ];then
+    if [ $? -eq 0 ]; then
         echo "ok"
     else
         echo "failed"
@@ -283,7 +291,7 @@ echo
 
 COPY_SRC="root etc bin sbin lib opt usr www"
 echo "copy data ... "
-for src in $COPY_SRC;do
+for src in $COPY_SRC; do
     echo -n "copy $src ... "
     (cd ${P2} && tar cf - $src) | tar xf -
     sync
@@ -292,8 +300,8 @@ done
 
 SHFS="/mnt/${EMMC_NAME}${PARTITION_NAME}4"
 echo "Modify config files ... "
-if [ -x ./usr/sbin/balethirq.pl ];then
-    if grep "balethirq.pl" "./etc/rc.local";then
+if [ -x ./usr/sbin/balethirq.pl ]; then
+    if grep "balethirq.pl" "./etc/rc.local"; then
         echo "balance irq is enabled"
     else
         echo "enable balance irq"
@@ -302,13 +310,13 @@ if [ -x ./usr/sbin/balethirq.pl ];then
 fi
 rm -f "./etc/rc.local.orig" "./etc/first_run.sh" "./etc/part_size"
 rm -f ./etc/bench.log
-cat > ./etc/fstab <<EOF
+cat >./etc/fstab <<EOF
 UUID=${NEW_ROOT_UUID} / btrfs compress=zstd 0 1
 UUID=${BOOT_UUID} /boot ext4 defaults 0 2
 #tmpfs /tmp tmpfs defaults,nosuid 0 0
 EOF
 
-cat > ./etc/config/fstab <<EOF
+cat >./etc/config/fstab <<EOF
 config global
         option anon_swap '0'
         option anon_mount '1'
@@ -334,16 +342,16 @@ config mount
                 
 EOF
 (
-    cd etc/rc.d 
+    cd etc/rc.d
     rm -f S??shortcut-fe
-    if grep "sfe_flow '1'" ../config/turboacc >/dev/null;then
-        if find ../../lib/modules -name 'shortcut-fe-cm.ko';then
+    if grep "sfe_flow '1'" ../config/turboacc >/dev/null; then
+        if find ../../lib/modules -name 'shortcut-fe-cm.ko'; then
             ln -sf ../init.d/shortcut-fe S99shortcut-fe
         fi
     fi
 )
 # move /etc/config/balance_irq to /etc/balance_irq
-[ -f  "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq  ./etc/
+[ -f "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq ./etc/
 sync
 
 echo "create the first etc snapshot -> .snapshots/etc-000"
@@ -352,11 +360,11 @@ btrfs subvolume snapshot -r etc .snapshots/etc-000
 [ -d ${SHFS}/docker ] || mkdir -p ${SHFS}/docker
 rm -rf opt/docker && ln -sf ${SHFS}/docker/ opt/docker
 
-if [ -f /mnt/${NEW_ROOT_NAME}/etc/config/AdGuardHome ];then
+if [ -f /mnt/${NEW_ROOT_NAME}/etc/config/AdGuardHome ]; then
     [ -d ${SHFS}/AdGuardHome/data ] || mkdir -p ${SHFS}/AdGuardHome/data
-    if [ ! -L /usr/bin/AdGuardHome ];then
-        [ -d /usr/bin/AdGuardHome ] && \
-        cp -a /usr/bin/AdGuardHome/* ${SHFS}/AdGuardHome/
+    if [ ! -L /usr/bin/AdGuardHome ]; then
+        [ -d /usr/bin/AdGuardHome ] &&
+            cp -a /usr/bin/AdGuardHome/* ${SHFS}/AdGuardHome/
     fi
     ln -sf ${SHFS}/AdGuardHome /mnt/${NEW_ROOT_NAME}/usr/bin/AdGuardHome
 fi
@@ -366,7 +374,7 @@ echo "copy done"
 echo
 
 BACKUP_LIST=$(${P2}/usr/sbin/openwrt-backup -p)
-if [ $BR_FLAG -eq 1 ];then
+if [ $BR_FLAG -eq 1 ]; then
     echo -n "Restore your old config files ... "
     (
         cd /
@@ -385,27 +393,27 @@ if [ $BR_FLAG -eq 1 ];then
     echo
 fi
 
-cat >> ./etc/crontabs/root << EOF
+cat >>./etc/crontabs/root <<EOF
 17 3 * * * /etc/coremark.sh
 EOF
 
 sed -e 's/ttyAMA0/ttyS2/' -i ./etc/inittab
 sed -e 's/ttyS0/tty1/' -i ./etc/inittab
 sss=$(date +%s)
-ddd=$((sss/86400))
+ddd=$((sss / 86400))
 sed -e "s/:0:0:99999:7:::/:${ddd}:0:99999:7:::/" -i ./etc/shadow
 # 修复amule每次升级后重复添加条目的问题
 sed -e "/amule:x:/d" -i ./etc/shadow
 # 修复dropbear每次升级后重复添加sshd条目的问题
 sed -e "/sshd:x:/d" -i ./etc/shadow
-if [ `grep "sshd:x:22:22" ./etc/passwd | wc -l` -eq 0 ];then
-    echo "sshd:x:22:22:sshd:/var/run/sshd:/bin/false" >> ./etc/passwd
-    echo "sshd:x:22:sshd" >> ./etc/group
-    echo "sshd:x:${ddd}:0:99999:7:::" >> ./etc/shadow
+if [ $(grep "sshd:x:22:22" ./etc/passwd | wc -l) -eq 0 ]; then
+    echo "sshd:x:22:22:sshd:/var/run/sshd:/bin/false" >>./etc/passwd
+    echo "sshd:x:22:sshd" >>./etc/group
+    echo "sshd:x:${ddd}:0:99999:7:::" >>./etc/shadow
 fi
 
-if [ $BR_FLAG -eq 1 ];then
-    if [ -x ./bin/bash ] && [ -f ./etc/profile.d/30-sysinfo.sh ];then
+if [ $BR_FLAG -eq 1 ]; then
+    if [ -x ./bin/bash ] && [ -f ./etc/profile.d/30-sysinfo.sh ]; then
         sed -e 's/\/bin\/ash/\/bin\/bash/' -i ./etc/passwd
     fi
     sync
@@ -414,17 +422,17 @@ if [ $BR_FLAG -eq 1 ];then
 fi
 sed -e "s/option hw_flow '1'/option hw_flow '0'/" -i ./etc/config/turboacc
 (
-    cd etc/rc.d 
+    cd etc/rc.d
     rm -f S??shortcut-fe
-    if grep "sfe_flow '1'" ../config/turboacc >/dev/null;then
-        if find ../../lib/modules -name 'shortcut-fe-cm.ko';then
+    if grep "sfe_flow '1'" ../config/turboacc >/dev/null; then
+        if find ../../lib/modules -name 'shortcut-fe-cm.ko'; then
             ln -sf ../init.d/shortcut-fe S99shortcut-fe
         fi
     fi
 )
 
 # move /etc/config/balance_irq to /etc/balance_irq
-[ -f  "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq  ./etc/
+[ -f "./etc/config/balance_irq" ] && mv ./etc/config/balance_irq ./etc/
 
 eval tar czf .reserved/openwrt_config.tar.gz "${BACKUP_LIST}" 2>/dev/null
 sync
@@ -437,20 +445,20 @@ btrfs subvolume snapshot -r etc .snapshots/etc-001
 #chattr +ia ./etc/config/fstab
 
 cd ${WORK_DIR}
- 
+
 echo "Start copy data from ${P2} to /boot ..."
 cd /boot
 echo -n "remove old boot files ..."
 rm -rf *
 echo "done"
-echo -n "copy new boot files ... " 
-(cd ${P1} && tar cf - . ) | tar xf -
+echo -n "copy new boot files ... "
+(cd ${P1} && tar cf - .) | tar xf -
 sync
 echo "done"
 echo
 
 echo -n "Update boot args ... "
-cat > armbianEnv.txt <<EOF
+cat >armbianEnv.txt <<EOF
 verbosity=7
 overlay_prefix=rockchip
 rootdev=UUID=${NEW_ROOT_UUID}
@@ -475,4 +483,3 @@ echo "Successfully updated, automatic restarting..."
 sleep 3
 reboot
 exit 0
-