diff --git a/windows11.bat b/windows11.bat
index 23441d2..551c33d 100644
--- a/windows11.bat
+++ b/windows11.bat
@@ -264,6 +264,8 @@ PowerShell -Command "Expand-Archive -Path '%TEMP%\WindowsInk.zip' -DestinationPa
 ::   "Invoke-WebRequest -Uri $link -OutFile $outfile;" ^
 ::   "cd $env:TEMP;" ^
 ::   "Expand-Archive -Path $archive -DestinationPath '%ProgramFiles%\Topgrade' -Force"
+:: REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Uninstall\Topgrade" /f /v DisplayName /t REG_SZ /d "Topgrade"
+:: REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Uninstall\Topgrade" /f /v InstallLocation /t REG_SZ /d "%ProgramFiles%\Topgrade"
 
 :: === Miscellaneous ==
 :: Rename shortcut for Minecraft
@@ -288,14 +290,14 @@ RENAME "%APPDATA%\Microsoft\Windows\Start Menu\Programs\Prism Launcher.lnk" Mine
 ::   "$repo = 'xournalpp/xournalpp';" ^
 ::   "$releases = \"https://api.github.com/repos/$repo/releases\";" ^
 ::   "$tag = (Invoke-WebRequest $releases | ConvertFrom-Json)[1].tag_name;" ^
-::   "$file = \"xournalpp-$($tag.substring(1))-windows.zip \";" ^
+::   "$file = \"xournalpp-$($tag.substring(1))-windows.zip\";" ^
 ::   "$link = \"https://github.com/$repo/releases/download/$tag/$file\";" ^
 ::   "$archive = 'xournalpp.zip';" ^
 ::   "$outfile = Join-Path -Path $env:TEMP -ChildPath $archive;" ^
 ::   "Invoke-WebRequest -Uri $link -OutFile $outfile;" ^
 ::   "cd $env:TEMP;" ^
 ::   "Expand-Archive -Path $archive -DestinationPath $env:TEMP -Force;" ^
-::   "$exe = $env:TEMP + '\' + $file.Substring(0, $file.Length - 4) + 'exe';" ^
+::   "$exe = $env:TEMP + '\' + $file.Substring(0, $file.Length - 3) + 'exe';" ^
 ::   "Start-Process $exe /S"
 
 :: Setup WindowsAutoNightMode