diff --git a/Winget-AutoUpdate/functions/Confirm-Installation.ps1 b/Winget-AutoUpdate/functions/Confirm-Installation.ps1
new file mode 100644
index 0000000..2f5fed2
--- /dev/null
+++ b/Winget-AutoUpdate/functions/Confirm-Installation.ps1
@@ -0,0 +1,27 @@
+Function Confirm-Installation ($AppName, $AppVer){
+
+    #Set json export file
+    $JsonFile = "$WorkingDir\Config\InstalledApps.json"
+
+    #Get installed apps and version in json file
+    & $Winget export -s winget -o $JsonFile --include-versions | Out-Null
+
+    #Get json content
+    $Json = Get-Content $JsonFile -Raw | ConvertFrom-Json
+
+    #Get apps and version in hashtable
+    $Packages = $Json.Sources.Packages
+
+    #Remove json file
+    Remove-Item $JsonFile -Force
+
+    # Search for specific app and version
+    $Apps = $Packages | Where-Object { $_.PackageIdentifier -eq $AppName -and $_.Version -eq $AppVer}
+
+    if ($Apps){
+        return $true
+    }
+    else{
+        return $false
+    }
+}
\ No newline at end of file
diff --git a/Winget-AutoUpdate/functions/Start-Init.ps1 b/Winget-AutoUpdate/functions/Start-Init.ps1
index ac5d5c5..b937ceb 100644
--- a/Winget-AutoUpdate/functions/Start-Init.ps1
+++ b/Winget-AutoUpdate/functions/Start-Init.ps1
@@ -5,6 +5,9 @@ function Start-Init {
     #Config console output encoding
     [Console]::OutputEncoding = [System.Text.Encoding]::UTF8
 
+    # Workaround for ARM64 (Access Denied / Win32 internal Server error)
+    $Script:ProgressPreference = 'SilentlyContinue'
+
     $caller = Get-ChildItem $MyInvocation.PSCommandPath | Select-Object -Expand Name
     if ($caller -eq "Winget-Upgrade.ps1") {
         #Log Header
diff --git a/Winget-AutoUpdate/functions/Test-Network.ps1 b/Winget-AutoUpdate/functions/Test-Network.ps1
index 5e4fc4f..9910d26 100644
--- a/Winget-AutoUpdate/functions/Test-Network.ps1
+++ b/Winget-AutoUpdate/functions/Test-Network.ps1
@@ -5,9 +5,6 @@ function Test-Network {
     #Init
     $timeout = 0
 
-    # Workaround for ARM64 (Access Denied / Win32 internal Server error)
-    $ProgressPreference = 'SilentlyContinue'
-
     #Test connectivity during 30 min then timeout
     Write-ToLog "Checking internet connection..." "Yellow"
     While ($timeout -lt 1800) {
diff --git a/Winget-AutoUpdate/functions/Update-App.ps1 b/Winget-AutoUpdate/functions/Update-App.ps1
index 182ec57..7006b10 100644
--- a/Winget-AutoUpdate/functions/Update-App.ps1
+++ b/Winget-AutoUpdate/functions/Update-App.ps1
@@ -44,44 +44,40 @@ Function Update-App ($app) {
     }
 
     #Check if application updated properly
-    $CheckOutdated = Get-WingetOutdatedApps
     $FailedToUpgrade = $false
-    foreach ($CheckApp in $CheckOutdated) {
-        if ($($CheckApp.Id) -eq $($app.Id)) {
+    $ConfirmInstall = Confirm-Installation $($app.Id) $($app.AvailableVersion)
 
-            #Upgrade failed!
-            #Test for a Pending Reboot (Component Based Servicing/WindowsUpdate/CCM_ClientUtilities)
-            $PendingReboot = Test-PendingReboot
-            if ($PendingReboot -eq $true) {
-                Write-ToLog "-> A Pending Reboot lingers and probably prohibited $($app.Name) from upgrading...`n-> ...an install for $($app.Name) is NOT executed!" "Red"
-                $FailedToUpgrade = $true
-                break
-            }
+    if ($ConfirmInstall -ne $true) {
+        #Upgrade failed!
+        #Test for a Pending Reboot (Component Based Servicing/WindowsUpdate/CCM_ClientUtilities)
+        $PendingReboot = Test-PendingReboot
+        if ($PendingReboot -eq $true) {
+            Write-ToLog "-> A Pending Reboot lingers and probably prohibited $($app.Name) from upgrading...`n-> ...an install for $($app.Name) is NOT executed!" "Red"
+            $FailedToUpgrade = $true
+            break
+        }
 
-            #If app failed to upgrade, run Install command
-            Write-ToLog "-> An upgrade for $($app.Name) failed, now trying an install instead..." "Yellow"
+        #If app failed to upgrade, run Install command
+        Write-ToLog "-> An upgrade for $($app.Name) failed, now trying an install instead..." "Yellow"
 
-            if ($ModsOverride) {
-                Write-ToLog "-> Running (overriding default): Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force --override $ModsOverride"
-                & $Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force --override $ModsOverride | Tee-Object -file $LogFile -Append
-            }
-            else {
-                Write-ToLog "-> Running: Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force -h"
-                & $Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force -h | Tee-Object -file $LogFile -Append
-            }
+        if ($ModsOverride) {
+            Write-ToLog "-> Running (overriding default): Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force --override $ModsOverride"
+            & $Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force --override $ModsOverride | Tee-Object -file $LogFile -Append
+        }
+        else {
+            Write-ToLog "-> Running: Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force -h"
+            & $Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements --force -h | Tee-Object -file $LogFile -Append
+        }
 
-            if ($ModsInstall) {
-                Write-ToLog "Modifications for $($app.Id) during install are being applied..." "Yellow"
-                & "$ModsInstall"
-            }
+        if ($ModsInstall) {
+            Write-ToLog "Modifications for $($app.Id) during install are being applied..." "Yellow"
+            & "$ModsInstall"
+        }
 
-            #Check if application installed properly
-            $CheckOutdated2 = Get-WingetOutdatedApps
-            foreach ($CheckApp2 in $CheckOutdated2) {
-                if ($($CheckApp2.Id) -eq $($app.Id)) {
-                    $FailedToUpgrade = $true
-                }
-            }
+        #Check if application installed properly
+        $ConfirmInstall = Confirm-Installation $($app.Id) $($app.AvailableVersion)
+        if ($ConfirmInstall -eq $false) {
+            $FailedToUpgrade = $true
         }
     }