@echo off

:: URL of the image
set IMG_URL=https://res.cloudinary.com/dkifyyt70/image/upload/v1764919768/gift_offer_du9bzb.jpg

:: Temp save path
set IMG_PATH=%TEMP%\wallpaper.jpg

:: Download image
powershell -command "(New-Object System.Net.WebClient).DownloadFile('%IMG_URL%', '%IMG_PATH%')"

:: Set wallpaper in registry
reg add "HKCU\Control Panel\Desktop" /v Wallpaper /t REG_SZ /d "%IMG_PATH%" /f

:: Low-effort OS needs a pause or it freaks out
timeout /t 2 >nul

:: Apply wallpaper
RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters ,1 ,True