Windows Upgrade Help and more

That's a great idea, and thanks for wanting to share your work with the community! For something like a custom wallpaper, you have a few excellent and free options.

First, I'd recommend uploading the image to a free public file-sharing service like **Imgur**, **Google Drive**, or **Dropbox**. Imgur ...

You could also try enabling TPM and Secure Boot in your BIOS, since that's a common blocker for older hardware. Let me know if that works.