Fix install.ps1 elevation

install.ps1

@@ -9,26 +9,20 @@ $ZIP_PATH = Join-Path $TMP_DIR "uwu2x-$EXT_VERSION-win.zip"
 $USER_EXT_DIR = "$env:APPDATA\Adobe\CEP\extensions"
 $SYSTEM_EXT_DIR = "C:\Program Files (x86)\Common Files\Adobe\CEP\extensions"
 
-$principal = New-Object Security.Principal.WindowsPrincipal(
-    [Security.Principal.WindowsIdentity]::GetCurrent()
-)
-
-if (-not $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
 Write-Host "Administrator permission is required to install this extension."
+if (-Not ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] 'Administrator')) {
     try {
-        Start-Process powershell `
-            -Verb runAs `
-            -ArgumentList "-NoProfile -ExecutionPolicy Bypass -File `"$PSCommandPath`""
+        Start-Process PowerShell.exe -Verb RunAs -ArgumentList "-NoProfile -ExecutionPolicy Bypass -File `"$PSCommandPath`" $($MyInvocation.UnboundArguments -join ' ')"
     } catch {
         Write-Host "Permission denied. Installation cancelled."
     }
-    exit
+    Exit 1
 }
 
 if (Get-Process -Name "AfterFX" -ErrorAction SilentlyContinue) {
     Write-Host "After Effects is currently running."
     Write-Host "Please close it and run the installer again."
-    exit 1
+    Exit 1
 }
 
 Write-Host "Enabling Adobe CEP debug mode..."