The most recommended free and open-source tool is .

: Open the Microsoft Store and search for "Lively Wallpaper" .

: Desktop Live Wallpapers is another free tool in the Microsoft Store, though some features are behind a Pro version. 2. Find High-Quality 4K/FHD Live Wallpapers

To get a or 4K live wallpaper for free on Windows, you generally need a third-party application to handle the animation, as Windows does not natively support video backgrounds on most versions. 1. Download a Live Wallpaper App

: Alternatively, visit the official Lively Wallpaper website to download the installer.