I just found out that Microsoft made a 4K version of the Windows XP wallpaper

Microsoft Design site has a ton of attractive wallpapers, retro and otherwise.

https://arstechnica.com/gadgets/2023/06/i-just-found-out-that-microsoft-made-a-4k-version-of-the-windows-xp-wallpaper/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social