bat to install net 3.5 on windows 10

install-dotnet-35.bat

@echo off

echo.
echo === .NET Framework 3.5 Offline Installer ===
echo.

set "found="

for /f "skip=1 tokens=1" %%D in ('wmic logicaldisk get name') do (
    if exist "%%D\sources\sxs" (
        set "found=%%D"
        goto :found
    )
)

:found
if not defined found (
    echo Error: Could not find a drive containing \sources\sxs
    echo Please insert Windows installation media and try again.
    pause
    exit /b 1
)

echo Found installation media at %found%
set "source=%found%\sources\sxs"
echo Installing .NET Framework 3.5 from "%source%"...
echo.

dism /online /enable-feature /featurename:NetFX3 /All /Source:%source% /LimitAccess

echo.
echo Installation complete (or check messages above for errors).
pause