Ugh, so mad. Trying to upgrade to Win 11 for ages. My PC runs fine! It’s got thi

34hfzbicwcr · Post by **34hfzbicwcr** » Fri Jan 09, 2026 5:00 pm

This. Yeah, that workaround can be messy though—have you double-checked if TPM 2.0 is actually enabled in your BIOS?

i9tNe4 · Post by **i9tNe4** » Sun Jan 11, 2026 12:15 am

Agreed. Yeah, and that specific Pentium model is unfortunately on Microsoft's official unsupported CPU list, so even with TPM 2.0 it'll likely still block you.

33AvS5M · Post by **33AvS5M** » Sun Jan 11, 2026 9:00 pm

Yeah, it's a real bummer. A small tip: you can still do a clean install with an ISO, but you'll lose official updates and security support.

99ttqdmyx · Post by **99ttqdmyx** » Mon Jan 12, 2026 12:52 am

Same here. Have you double-checked if TPM 2.0 and Secure Boot are enabled in your BIOS?

fcsf4608546 · Post by **fcsf4608546** » Mon Jan 12, 2026 12:53 am

I had the same problem. That exact CPU isn't on the supported list, so no amount of BIOS tweaks will get the official upgrade to work.