diff --git a/Winget-AutoUpdate-Install.ps1 b/Winget-AutoUpdate-Install.ps1
index 7ee1479..72bb0db 100644
--- a/Winget-AutoUpdate-Install.ps1
+++ b/Winget-AutoUpdate-Install.ps1
@@ -95,13 +95,14 @@ function Install-WingetAutoUpdate{
             New-Item -ItemType Directory -Force -Path $WingetUpdatePath
         }
         Copy-Item -Path "$PSScriptRoot\Winget-AutoUpdate\*" -Destination $WingetUpdatePath -Recurse -Force -ErrorAction SilentlyContinue
+        
         #White List or Black List apps
         if ($UseWhiteList){
             if (Test-Path "$PSScriptRoot\included_apps.txt"){
                 Copy-Item -Path "$PSScriptRoot\included_apps.txt" -Destination $WingetUpdatePath -Recurse -Force -ErrorAction SilentlyContinue
             }
             else{
-                New-Item -Path $WingetUpdatePath -Name "included_apps.txt" -ItemType "file"
+                New-Item -Path $WingetUpdatePath -Name "included_apps.txt" -ItemType "file" -ErrorAction SilentlyContinue
             }
         }
         else {
diff --git a/Winget-AutoUpdate/config/about.xml b/Winget-AutoUpdate/config/about.xml
index 09ebf9e..c5291b8 100644
--- a/Winget-AutoUpdate/config/about.xml
+++ b/Winget-AutoUpdate/config/about.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <app>
     <name>Winget-AutoUpdate (WAU)</name>
-    <version>1.6.3</version>
+    <version>1.7.0</version>
     <author>Romanitho</author>
     <info>https://github.com/Romanitho/Winget-AutoUpdate</info>
 </app>
diff --git a/Winget-AutoUpdate/functions/Get-IncludedApps.ps1 b/Winget-AutoUpdate/functions/Get-IncludedApps.ps1
new file mode 100644
index 0000000..aee2a87
--- /dev/null
+++ b/Winget-AutoUpdate/functions/Get-IncludedApps.ps1
@@ -0,0 +1,5 @@
+function Get-IncludedApps{
+    if (Test-Path "$WorkingDir\included_apps.txt"){
+        return Get-Content -Path "$WorkingDir\included_apps.txt"
+    }
+}
\ No newline at end of file
diff --git a/Winget-AutoUpdate/functions/Get-WAUConfig.ps1 b/Winget-AutoUpdate/functions/Get-WAUConfig.ps1
new file mode 100644
index 0000000..4d89ea4
--- /dev/null
+++ b/Winget-AutoUpdate/functions/Get-WAUConfig.ps1
@@ -0,0 +1,14 @@
+function Get-WAUConfig{
+    
+    [xml]$WAUConfig = Get-Content "$WorkingDir\config\config.xml" -Encoding UTF8 -ErrorAction SilentlyContinue
+    
+    #Check if WAU is configured for Black or White List
+    if ($true -eq [System.Convert]::ToBoolean($WAUConfig.app.UseWAUWhiteList)){
+        Write-Log "WAU uses White List config"
+        $Script:UseWhiteList = $true
+    }
+    else{
+        Write-Log "WAU uses Black List config"
+        $Script:UseWhiteList = $false
+    }
+}
\ No newline at end of file
diff --git a/Winget-AutoUpdate/functions/Get-WingetOutdatedApps.ps1 b/Winget-AutoUpdate/functions/Get-WingetOutdatedApps.ps1
index ffe576a..2817235 100644
--- a/Winget-AutoUpdate/functions/Get-WingetOutdatedApps.ps1
+++ b/Winget-AutoUpdate/functions/Get-WingetOutdatedApps.ps1
@@ -10,15 +10,15 @@ function Get-WingetOutdatedApps {
     $WingetPath = (Resolve-Path "C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_*_x64__8wekyb3d8bbwe").Path 
     #Get Winget Location in User context
     if ($WingetCmd){
-        $Script:winget = (Get-Command winget.exe -ErrorAction SilentlyContinue).Source
+        $Script:Winget = (Get-Command winget.exe -ErrorAction SilentlyContinue).Source
     }
     #Get Winget Location in System context (WinGet < 1.17)
     elseif (Test-Path "$WingetPath\AppInstallerCLI.exe"){
-        $Script:winget = "$WingetPath\AppInstallerCLI.exe"
+        $Script:Winget = "$WingetPath\AppInstallerCLI.exe"
     }
     #Get Winget Location in System context (WinGet > 1.17)
     elseif (Test-Path "$WingetPath\winget.exe"){
-        $Script:winget = "$WingetPath\winget.exe"
+        $Script:Winget = "$WingetPath\winget.exe"
     }
     else{
         Write-Log "Winget not installed !" "Red"
@@ -26,10 +26,10 @@ function Get-WingetOutdatedApps {
     }
 
     #Run winget to list apps and accept source agrements (necessary on first run)
-    & $upgradecmd list --accept-source-agreements | Out-Null
+    & $Winget list --accept-source-agreements | Out-Null
 
     #Get list of available upgrades on winget format
-    $upgradeResult = & $upgradecmd upgrade | Out-String
+    $upgradeResult = & $Winget upgrade | Out-String
 
     #Start Convertion of winget format to an array. Check if "-----" exists
     if (!($upgradeResult -match "-----")){
diff --git a/Winget-AutoUpdate/functions/Update-App.ps1 b/Winget-AutoUpdate/functions/Update-App.ps1
new file mode 100644
index 0000000..28545ce
--- /dev/null
+++ b/Winget-AutoUpdate/functions/Update-App.ps1
@@ -0,0 +1,59 @@
+Function Update-App ($app) {
+
+    #Send available update notification
+    Write-Log "Updating $($app.Name) from $($app.Version) to $($app.AvailableVersion)..." "Cyan"
+    $Title = $NotifLocale.local.outputs.output[2].title -f $($app.Name)
+    $Message = $NotifLocale.local.outputs.output[2].message -f $($app.Version), $($app.AvailableVersion)
+    $MessageType = "info"
+    $Balise = $($app.Name)
+    Start-NotifTask $Title $Message $MessageType $Balise
+
+    #Winget upgrade
+    Write-Log "##########   WINGET UPGRADE PROCESS STARTS FOR APPLICATION ID '$($App.Id)'   ##########" "Gray"
+        #Run Winget Upgrade command
+        & $Winget upgrade --id $($app.Id) --all --accept-package-agreements --accept-source-agreements -h | Tee-Object -file $LogFile -Append
+        
+        #Check if application updated properly
+        $CheckOutdated = Get-WingetOutdatedApps
+        $FailedToUpgrade = $false
+        foreach ($CheckApp in $CheckOutdated){
+            if ($($CheckApp.Id) -eq $($app.Id)) {
+                #If app failed to upgrade, run Install command
+                & $Winget install --id $($app.Id) --accept-package-agreements --accept-source-agreements -h | Tee-Object -file $LogFile -Append
+                #Check if application installed properly
+                $CheckOutdated2 = Get-WingetOutdatedApps
+                foreach ($CheckApp2 in $CheckOutdated2){
+                    if ($($CheckApp2.Id) -eq $($app.Id)) {
+                        $FailedToUpgrade = $true
+                    }      
+                }
+            }
+        }
+    Write-Log "##########   WINGET UPGRADE PROCESS FINISHED FOR APPLICATION ID '$($App.Id)'   ##########" "Gray"   
+
+    #Notify installation
+    if ($FailedToUpgrade -eq $false){   
+        #Send success updated app notification
+        Write-Log "$($app.Name) updated to $($app.AvailableVersion) !" "Green"
+        
+        #Send Notif
+        $Title = $NotifLocale.local.outputs.output[3].title -f $($app.Name)
+        $Message = $NotifLocale.local.outputs.output[3].message -f $($app.AvailableVersion)
+        $MessageType = "success"
+        $Balise = $($app.Name)
+        Start-NotifTask $Title $Message $MessageType $Balise
+
+        $InstallOK += 1
+    }
+    else {
+        #Send failed updated app notification
+        Write-Log "$($app.Name) update failed." "Red"
+        
+        #Send Notif
+        $Title = $NotifLocale.local.outputs.output[4].title -f $($app.Name)
+        $Message = $NotifLocale.local.outputs.output[4].message
+        $MessageType = "error"
+        $Balise = $($app.Name)
+        Start-NotifTask $Title $Message $MessageType $Balise
+    }
+}
\ No newline at end of file
diff --git a/Winget-AutoUpdate/winget-upgrade.ps1 b/Winget-AutoUpdate/winget-upgrade.ps1
index f526a31..692cafb 100644
--- a/Winget-AutoUpdate/winget-upgrade.ps1
+++ b/Winget-AutoUpdate/winget-upgrade.ps1
@@ -35,8 +35,14 @@ if (Test-Network){
         }
     }
 
-    #Get exclude apps list
-    $toSkip = Get-ExcludedApps
+    #Get White or Black list
+    Get-WAUConfig
+    if ($UseWhiteList){
+        $toUpdate = Get-IncludedApps
+    }
+    else{
+        $toSkip = Get-ExcludedApps
+    }
 
     #Get outdated Winget packages
     Write-Log "Checking application updates on Winget Repository..." "yellow"
@@ -51,80 +57,43 @@ if (Test-Network){
     }
     
     #Count good update installations
-    $InstallOK = 0
+    $Script:InstallOK = 0
 
-    #For each app, notify and update
-    foreach ($app in $outdated){
-
-        if (-not ($toSkip -contains $app.Id) -and $($app.Version) -ne "Unknown"){
-
-            #Send available update notification
-            Write-Log "Updating $($app.Name) from $($app.Version) to $($app.AvailableVersion)..." "Cyan"
-            $Title = $NotifLocale.local.outputs.output[2].title -f $($app.Name)
-            $Message = $NotifLocale.local.outputs.output[2].message -f $($app.Version), $($app.AvailableVersion)
-            $MessageType = "info"
-            $Balise = $($app.Name)
-            Start-NotifTask $Title $Message $MessageType $Balise
-
-            #Winget upgrade
-            Write-Log "##########   WINGET UPGRADE PROCESS STARTS FOR APPLICATION ID '$($App.Id)'   ##########" "Gray"
-                #Run Winget Upgrade command
-                & $UpgradeCmd upgrade --id $($app.Id) --all --accept-package-agreements --accept-source-agreements -h | Tee-Object -file $LogFile -Append
-                
-                #Check if application updated properly
-                $CheckOutdated = Get-WingetOutdatedApps
-                $FailedToUpgrade = $false
-                foreach ($CheckApp in $CheckOutdated){
-                    if ($($CheckApp.Id) -eq $($app.Id)) {
-                        #If app failed to upgrade, run Install command
-                        & $upgradecmd install --id $($app.Id) --accept-package-agreements --accept-source-agreements -h | Tee-Object -file $LogFile -Append
-                        #Check if application installed properly
-                        $CheckOutdated2 = Get-WingetOutdatedApps
-                        foreach ($CheckApp2 in $CheckOutdated2){
-                            if ($($CheckApp2.Id) -eq $($app.Id)) {
-                                $FailedToUpgrade = $true
-                            }      
-                        }
-                    }
-                }
-            Write-Log "##########   WINGET UPGRADE PROCESS FINISHED FOR APPLICATION ID '$($App.Id)'   ##########" "Gray"   
-
-            #Notify installation
-            if ($FailedToUpgrade -eq $false){   
-                #Send success updated app notification
-                Write-Log "$($app.Name) updated to $($app.AvailableVersion) !" "Green"
-                
-                #Send Notif
-                $Title = $NotifLocale.local.outputs.output[3].title -f $($app.Name)
-                $Message = $NotifLocale.local.outputs.output[3].message -f $($app.AvailableVersion)
-                $MessageType = "success"
-                $Balise = $($app.Name)
-                Start-NotifTask $Title $Message $MessageType $Balise
-
-                $InstallOK += 1
+    #If White List
+    if ($UseWhiteList){
+        #For each app, notify and update
+        foreach ($app in $outdated){
+            if (($toUpdate -contains $app.Id) -and $($app.Version) -ne "Unknown"){
+                Update-App $app
             }
-            else {
-                #Send failed updated app notification
-                Write-Log "$($app.Name) update failed." "Red"
-                
-                #Send Notif
-                $Title = $NotifLocale.local.outputs.output[4].title -f $($app.Name)
-                $Message = $NotifLocale.local.outputs.output[4].message
-                $MessageType = "error"
-                $Balise = $($app.Name)
-                Start-NotifTask $Title $Message $MessageType $Balise
+            #if current app version is unknown
+            elseif($($app.Version) -eq "Unknown"){
+                Write-Log "$($app.Name) : Skipped upgrade because current version is 'Unknown'" "Gray"
+            }
+            #if app is in "excluded list"
+            else{
+                Write-Log "$($app.Name) : Skipped upgrade because it is not in the included app list" "Gray"
             }
-		}
-        #if current app version is unknown
-        elseif($($app.Version) -eq "Unknown"){
-            Write-Log "$($app.Name) : Skipped upgrade because current version is 'Unknown'" "Gray"
-        }
-        #if app is in "excluded list"
-        else{
-            Write-Log "$($app.Name) : Skipped upgrade because it is in the excluded app list" "Gray"
         }
     }
-
+    #If Black List
+    else{
+        #For each app, notify and update
+        foreach ($app in $outdated){
+            if (-not ($toSkip -contains $app.Id) -and $($app.Version) -ne "Unknown"){
+                Update-App $app
+            }
+            #if current app version is unknown
+            elseif($($app.Version) -eq "Unknown"){
+                Write-Log "$($app.Name) : Skipped upgrade because current version is 'Unknown'" "Gray"
+            }
+            #if app is in "excluded list"
+            else{
+                Write-Log "$($app.Name) : Skipped upgrade because it is in the excluded app list" "Gray"
+            }
+        }
+    }
+    
     if ($InstallOK -gt 0){
         Write-Log "$InstallOK apps updated ! No more update." "Green"
     }
diff --git a/install.bat b/install.bat
index 6b58eab..3bb1be3 100644
--- a/install.bat
+++ b/install.bat
@@ -1,2 +1,2 @@
 @echo off
-powershell -Command "Get-ChildItem -Path '%~dp0' -Recurse | Unblock-File; Start-Process powershell.exe -Argument '-executionpolicy bypass -file """%~dp0Winget-AutoUpdate-Install.ps1"" -Silent'" -Verb RunAs
+powershell -Command "Get-ChildItem -Path '%~dp0' -Recurse | Unblock-File; Start-Process powershell.exe -Argument '-executionpolicy bypass -file """%~dp0Winget-AutoUpdate-Install.ps1"" -UseWhiteList -Silent'" -Verb RunAs