Legacy Email wallpaper for Windows 10 like this?

It looks out of date IMOP

Search for wallpapers that showcase retro email icons or graphics. These can include old email envelopes, paper mail, or vintage technology elements that remind you of the earlier days of email.

Modify the OEMBackground value:

C:\Windows\System32\oobe\info\backgrounds

Place your desired wallpaper image in the backgrounds folder. The image must be in .jpg format and should not exceed 256 KB in size. Rename the image to backgroundDefault.jpg.

 Websites like Unsplash, Pexels, and Pixabay have a wealth of high-quality images. Try searching for keywords like "vintage email," "retro technology," or "nostalgic computer" – you might come across some sweet finds.

Create a wallpaper that showcases a classic email client interface, like something reminiscent of Outlook Express or an old-school AOL interface. Include features like inbox lists, message previews, and vintage icons.