AveYo

@echo off &Title 'Close Handles' context menu to unlock files or folders by AveYo v2019.09.27
:: changelog: fix dl; add /accepteula; check S-1-5-19 for admin; ask for admin rights to catch system handles; auto-hide window

:: add_remove whenever script is run again
reg query "HKCU\Software\Classes\Directory\shell\CloseHandles" /v MuiVerb >nul 2>nul && (
 reg delete HKCU\Software\Classes\Directory\shell\CloseHandles /f >nul 2>nul
 reg delete HKCU\Software\Classes\Drive\shell\CloseHandles /f >nul 2>nul
 reg delete HKCU\Software\Classes\*\shell\CloseHandles /f >nul 2>nul
 color 0c &echo. &echo  REMOVED! Run script again to add 'Close Handles' context menu
 timeout /t -1 &color 0f &title %COMSPEC% &exit/b

pldmgg

function Check-Elevation {
    if ($PSVersionTable.PSEdition -eq "Desktop" -or $PSVersionTable.Platform -eq "Win32NT") {
        [System.Security.Principal.WindowsPrincipal]$currentPrincipal = New-Object System.Security.Principal.WindowsPrincipal(
            [System.Security.Principal.WindowsIdentity]::GetCurrent()
        )

        [System.Security.Principal.WindowsBuiltInRole]$administratorsRole = [System.Security.Principal.WindowsBuiltInRole]::Administrator

        if($currentPrincipal.IsInRole($administratorsRole)) {
            return $true