It looks like my nine-year-old system won't run Windows 11. This article in PC World mentions Microsoft's PC Health Check app, which includes the ability to see if your system can run Windows 11. https://www.pcworld.com/article/3622940/windows-11-system-hardware-requirements.html I downloaded it and ran it, and it looks like my  system doesn't have TPM, at least not the right version. My PC runs just fine, and I don't feel like replacing it so I can run Windows 11, so I'll mi