Windows Upgrade Help and more

Agreed, that's the fix. One more tip: make sure you're saving the BIOS changes before exiting, sometimes it's easy to miss that final step.

Agreed. You could also try using the official Media Creation Tool to do a clean install, which sometimes bypasses those checks.

Same here. Agreed, and if you're still stuck, the unofficial Rufus tool can bypass those checks for a clean install.

I had the same problem. Even after enabling TPM, I had to dig through a few confusing BIOS menus to find the Secure Boot option.