If you are worried about your PC slowing down, most apps like Lively Wallpaper include a setting to when you have a game or full-screen app running. This ensures your GPU focuses entirely on your work or play, only showing the beautiful flying clouds when you're actually looking at your desktop. Lively Wallpaper - Download
: A dedicated app on the Microsoft Store specifically focused on nature scenes like oceans and mountain clouds. Performance Tip 4k Uhd Flying Clouds Windos Live Wallpaper
Windows doesn't natively support video backgrounds, so you'll need a third-party app. If you are worried about your PC slowing
To get that crisp, high-definition "flying" effect, you'll want high-bitrate video loops. Top sources include: high-definition "flying" effect