Register-ArgumentCompleter -Native -CommandName winget -ScriptBlock { param($wordToComplete, $commandAst, $cursorPosition) [Console]::InputEncoding = [Console]::OutputEncoding = $OutputEncoding = [System.Text.Utf8Encoding]::new() $Local:word = $wordToComplete.Replace('"', '""') $Local:ast = $commandAst.ToString().Replace('"', '""') winget complete --word="$Local:word" --commandline "$Local:ast" --position $cursorPosition | ForEach-Object { [System.Management.Automation.CompletionResult]::new($_, $_, 'ParameterValue', $_) } }