diff --git a/windows/cert-deployer.ps1 b/windows/cert-deployer.ps1
index 8d62e42c..75add499 100644
--- a/windows/cert-deployer.ps1
+++ b/windows/cert-deployer.ps1
@@ -3,6 +3,7 @@ $WarningPreference = 'SilentlyContinue'
 $VerbosePreference = 'SilentlyContinue'
 $DebugPreference = 'SilentlyContinue'
 $InformationPreference = 'SilentlyContinue'
+$Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
 
 Import-Module -WarningAction Ignore -Name "$PSScriptRoot\utils.psm1"
 function Normal-Format
@@ -24,7 +25,7 @@ Get-ChildItem Env: | Select-Object -Property Key,Value | Where-Object {$_.Key -c
 
     $path = "$sslCertsDir\$($key | Normal-Format).pem"
     if ((-not (Exist-File -Path $path)) -or ($env:FORCE_DEPLOY -eq "true")) {
-        $val | Out-File -NoNewline -Encoding ascii -Force -FilePath $path
+        [System.IO.File]::WriteAllLines($path, $val, $Utf8NoBomEncoding)
     }
 }
 Log-Info "Outputted PEM files for Kubernetes components"
@@ -36,7 +37,7 @@ Get-ChildItem Env: | Select-Object -Property Key,Value | Where-Object {$_.Key -c
 
     $path = "$sslCertsDir\$($key | Normal-Format).yaml"
     if (-not (Exist-File -Path $path)) {
-        $val | Out-File -NoNewline -Encoding ascii -Force -FilePath $path
+        [System.IO.File]::WriteAllLines($path, $val, $Utf8NoBomEncoding)
     }
 }
 Log-Info "Outputted YAML files for Kubernetes components"
\ No newline at end of file
diff --git a/windows/cloud-provider.psm1 b/windows/cloud-provider.psm1
index d2f88627..b5e222a8 100644
--- a/windows/cloud-provider.psm1
+++ b/windows/cloud-provider.psm1
@@ -3,6 +3,7 @@ $WarningPreference = 'SilentlyContinue'
 $VerbosePreference = 'SilentlyContinue'
 $DebugPreference = 'SilentlyContinue'
 $InformationPreference = 'SilentlyContinue'
+$Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
 
 function Complete-AzureCloudConfig 
 {
@@ -140,7 +141,8 @@ function Complete-AzureCloudConfig
         $azCloudConfig = $azCloudConfig | Add-Member -Force -NotePropertyMembers $azCloudConfigOverrided -PassThru
 
         # output
-        $azCloudConfig | ConvertTo-Json -Compress -Depth 32 | Out-File -NoNewline -Force -FilePath $CloudConfigPath
+        $azCloudConfigJson = $azCloudConfig | ConvertTo-Json -Compress -Depth 32
+        [System.IO.File]::WriteAllLines($CloudConfigPath, $azCloudConfigJson, $Utf8NoBomEncoding)
         Log-Info "Completed Azure cloud configuration successfully"
     }
     catch 
@@ -231,7 +233,7 @@ function Get-NodeOverridedName
             if ($nodeName -match " ") {
                 $nodeName = $nodeName.split(" ")[0] # take the first to be safe
             }
-            $nodeName | Out-File -NoNewline -Force -FilePath "c:\run\cloud-provider-override-hostname"
+            [System.IO.File]::WriteAllLines("c:\run\cloud-provider-override-hostname", $nodeName, $Utf8NoBomEncoding)
             Log-Info "Got overriding hostname $nodeName from metadata"
         }
     }
diff --git a/windows/entrypoint.ps1 b/windows/entrypoint.ps1
index 1d3fbd27..b005f52d 100644
--- a/windows/entrypoint.ps1
+++ b/windows/entrypoint.ps1
@@ -8,6 +8,7 @@ $WarningPreference = 'SilentlyContinue'
 $VerbosePreference = 'SilentlyContinue'
 $DebugPreference = 'SilentlyContinue'
 $InformationPreference = 'SilentlyContinue'
+$Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
 
 Import-Module -WarningAction Ignore -Name @(
     "$PSScriptRoot\utils.psm1"
@@ -162,7 +163,7 @@ switch ($command)
             $kubeletDockerConfigB64 = $env:RKE_KUBELET_DOCKER_CONFIG
             if ($kubeletDockerConfigB64) {
                 $kubeletDockerConfig = [System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($kubeletDockerConfigB64))
-                $kubeletDockerConfig | Out-File -NoNewline -Force -FilePath "c:\host\var\lib\kubelet\config.json"
+                [System.IO.File]::WriteAllLines("c:\host\var\lib\kubelet\config.json", $kubeletDockerConfig, $Utf8NoBomEncoding)
             }
         } catch{
             Log-Warn "Could not put private registry Docker configuration to the host: $($_.Exception.Message)"
diff --git a/windows/sidecar.ps1 b/windows/sidecar.ps1
index a2a05422..163baa9a 100644
--- a/windows/sidecar.ps1
+++ b/windows/sidecar.ps1
@@ -9,6 +9,7 @@ $WarningPreference = 'SilentlyContinue'
 $VerbosePreference = 'SilentlyContinue'
 $DebugPreference = 'SilentlyContinue'
 $InformationPreference = 'SilentlyContinue'
+$Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
 
 Import-Module -WarningAction Ignore -Name @(
     "$PSScriptRoot\utils.psm1"
@@ -199,7 +200,7 @@ if ($networkConfigObj)
                 }
             }
 
-            @{
+            $flannelConflist = @{
                 name = $cniInfo.Interface
                 cniVersion = "0.2.0"
                 plugins = @(
@@ -211,7 +212,8 @@ if ($networkConfigObj)
                         delegate = $cniConfDelegate
                     }
                 )
-            } | ConvertTo-Json -Compress -Depth 32 | Out-File -NoNewline -Force -FilePath "c:\host\etc\cni\net.d\10-flannel.conflist"
+            } | ConvertTo-Json -Compress -Depth 32
+            [System.IO.File]::WriteAllLines("c:\host\etc\cni\net.d\10-flannel.conflist", $flannelConflist, $Utf8NoBomEncoding)
 
         }
 
@@ -220,7 +222,8 @@ if ($networkConfigObj)
 }
 
 # output cni informantion for kube-proxy
-$cniInfo | ConvertTo-Json -Compress -Depth 32 | Out-File -NoNewline -Force -FilePath "c:\run\cni-info.json"
+$cniInfoJson = $cniInfo | ConvertTo-Json -Compress -Depth 32
+[System.IO.File]::WriteAllLines("c:\run\cni-info.json", $cniInfoJson, $Utf8NoBomEncoding)
 
 # start cni management
 if ($networkConfigObj) 
@@ -255,7 +258,7 @@ if ($networkConfigObj)
                 Log-Warn "Could not patch flannel network configration: $($_.Exception.Message)"
             }
             
-            @{
+            $netConf = @{
                 Network = $clusterCIDR
                 Backend = @{
                     Name = $cniInfo.Interface
@@ -263,7 +266,9 @@ if ($networkConfigObj)
                     VNI  = $vni
                     Port = $port
                 }
-            } | ConvertTo-Json -Compress -Depth 32 | Out-File -NoNewline -Force -FilePath "c:\host\etc\kube-flannel\net-conf.json"
+            } | ConvertTo-Json -Compress -Depth 32
+
+            [System.IO.File]::WriteAllLines("c:\host\etc\kube-flannel\net-conf.json", $netConf, $Utf8NoBomEncoding)
 
             $flannelArgs = @(
                 # could not use kubernetes in-cluster client, indicate kubeconfig instead