diff --git a/config.cfg b/config.cfg
index 2d1131a..1b9468a 100644
--- a/config.cfg
+++ b/config.cfg
@@ -1,8 +1,7 @@
-# Services
 rest_port=8080
 frontend_port=80
-
-# DB Settings
 db_user=root
 db_port=27017
 db_name=filefighter
+use_stable_versions=true
+db_password=
diff --git a/init_setup.sh b/init_setup.sh
index 8e5d11d..b8cf1f4 100755
--- a/init_setup.sh
+++ b/init_setup.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 source lib/config.shlib; # load the config library functions
+source lib/dockertags.shlib # load docker functions.
 
 # Check if docker is running
 if ! docker info >/dev/null 2>&1; then
@@ -14,10 +15,14 @@ frontendname="FileFighterFrontend"
 dbname="FileFighterDB"
 networkname="FileFighterNetwork"
 
+# latest stable versions.
+frontendVersion="latest" #"$(getTagsByName filefighter/frontend v | tail -1)"
+restVersion="latest" #$(getTagsByName filefighter/rest v | tail -1)"
+
 # Startup Message.
 echo ""
 echo "-------------------------< FileFighter >--------------------------"
-echo "|             Version 0.0.1 last updated at 14.10.20             |"
+echo "|             Version 0.0.1. Last updated at 14.10.20            |"
 echo "|         Developed by Gimleux, Valentin, Open-Schnick.          |"
 echo "|       Development Blog: https://filefighter.github.io          |"
 echo "|  The code can be found at: https://www.github.com/filefighter  |"
@@ -33,45 +38,60 @@ db_port="$(read ./config.cfg  db_port)"
 db_name="$(read ./config.cfg db_name)"
 db_user="$(read ./config.cfg  db_user)"
 db_password="$(read ./config.cfg  db_password)"
+use_stable_versions="$(read ./config.cfg use_stable_versions)"
 
 if ! [[ $frontend_port ]]; then
     echo "Config for frontend_port not found, using defaults."
-    frontend_port="$(read ./config.cfg frontend_port)"
+    frontend_port="$(read ./config.cfg.defaults frontend_port)"
 fi
 
 if ! [[ $rest_port ]]; then
     echo "Config for rest_port not found, using defaults."
-    rest_port="$(read ./config.cfg rest_port)"
+    rest_port="$(read ./config.cfg.defaults rest_port)"
 fi
 
 if ! [[ $db_port ]]; then
     echo "Config for db_port not found, using defaults."
-    db_port="$(read ./config.cfg db_port)"
+    db_port="$(read ./config.cfg.defaults db_port)"
 fi
 
 if ! [[ $db_name ]]; then
     echo "Config for db_name not found, using defaults."
-    db_name="$(read ./config.cfg db_name)"
+    db_name="$(read ./config.cfg.defaults db_name)"
 fi
 
 if ! [[ $db_user ]]; then
     echo "Config for db_user not found, using defaults."
-    db_user="$(read ./config.cfg db_user)"
+    db_user="$(read ./config.cfg.defaults db_user)"
 fi
 
 if ! [[ $db_password ]]; then
     echo "Config for db_password not found, using defaults."
-    db_password="$(read ./config.cfg db_password)"
+    db_password="$(read ./config.cfg.defaults db_password)"
+fi
+
+if ! [[ $use_stable_versions ]]; then
+    echo "Config for use_stable_versions not found, using defaults."
+    use_stable_versions="$(read ./config.cfg.defaults use_stable_versions)"
 fi
 
 # Check if (default) password was empty.
 if ! [[ $db_password ]]; then
   # Create new Password
   echo "Creating new random password for the database."
-  db_password="asdasdasd"
+  db_password=$(wget -qO- "https://www.passwordrandom.com/query?command=password&scheme=rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrr")
   write $configFilePath db_password $db_password
 fi
 
+# Check versions config
+if [[ $use_stable_versions == "true" ]]; then
+  echo "Installing stable versions."
+  frontendVersion="$(getTagsByName filefighter/frontend v | tail -1)"
+  restVersion="$(getTagsByName filefighter/rest v | tail -1)"
+else
+  echo "Installing latest versions. Be aware that minor bugs could occur. Please report found bugs: filefigther@t-online.de."
+fi
+
 # Finished Config:
 echo "Finished reading config. Building containers..."
 
@@ -90,7 +110,7 @@ echo "Creating necessary network."
 docker network create $networkname >/dev/null 2>&1
 
 # Database
-echo "Creating latest DB Container."
+echo "Creating DB Container, with tag: latest."
 docker create \
 -e MONGO_INITDB=$db_name \
 -e MONGO_INITDB_ROOT_USERNAME=$db_user \
@@ -102,7 +122,7 @@ docker start $dbname >/dev/null 2>&1
 sleep 3 # waiting 3 seconds for mongo to start.
 
 # REST APP
-echo "Creating latest REST Container."
+echo "Creating REST Container, with tag: $restVersion."
 docker create \
 -e DB_USERNAME=$db_user \
 -e DB_PASSWORD=$db_password \
@@ -111,15 +131,15 @@ docker create \
 -e SPRING_PROFILES_ACTIVE="prod" \
 -p $rest_port:8080 \
 --network $networkname \
---name $restname filefighter/rest:latest >/dev/null 2>&1
+--name $restname filefighter/rest:$restVersion >/dev/null 2>&1
 docker start $restname >/dev/null 2>&1
 
 # Frontend
-echo "Creating latest Frontend Container."
+echo "Creating Frontend Container, with tag: $frontendVersion."
 docker create \
 -e REST_PORT=$rest_port \
  -p $frontend_port:5000 \
---name $frontendname filefighter/frontend:latest >/dev/null 2>&1
+--name $frontendname filefighter/frontend:$frontendVersion >/dev/null 2>&1
 docker start $frontendname >/dev/null 2>&1
 
 # DataHandler
diff --git a/lib/config.cfg.defaults b/lib/config.cfg.defaults
index 1b827fd..732eec6 100644
--- a/lib/config.cfg.defaults
+++ b/lib/config.cfg.defaults
@@ -9,3 +9,6 @@ db_user=root
 db_password=
 db_port=27017
 db_name=filefighter
+
+# Versions
+use_stable_versions=true
\ No newline at end of file
diff --git a/lib/config.shlib b/lib/config.shlib
index bf1e486..e21eebd 100644
--- a/lib/config.shlib
+++ b/lib/config.shlib
@@ -12,9 +12,9 @@ read() { # path, key -> value
 }
 
 delete() { # path, key
-  test -f "$1" && sed -i "" -e "/^$(echo $2 | sed_escape).*$/d" "$1"
-  # UNIX VERSION:
-  # test -f "$1" && sed -i "/^$(echo $2 | sed_escape).*$/d" "$1"
+  test -f "$1" && sed -i "/^$(echo $2 | sed_escape).*$/d" "$1"
+  # MacOs
+  # test -f "$1" && sed -i "" -e "/^$(echo $2 | sed_escape).*$/d" "$1"
 }
 
 has_key() { # path, key
diff --git a/lib/dockertags.shlib b/lib/dockertags.shlib
new file mode 100644
index 0000000..a75e80c
--- /dev/null
+++ b/lib/dockertags.shlib
@@ -0,0 +1,12 @@
+getTagsByName() {
+  image="$1"
+  # REMEMBER wget is not native on mac os.
+  tags=`wget -q https://registry.hub.docker.com/v1/repositories/${image}/tags -O -  | sed -e 's/[][]//g' -e 's/"//g' -e 's/ //g' | tr '}' '\n'  | awk -F: '{print $3}'`
+
+  if [ -n "$2" ]
+  then
+      tags=` echo "${tags}" | grep "$2" `
+  fi
+
+  echo "${tags}"
+}