Windows 11 minimum requirements - What Are the Minimum System Requirements to Run Windows 11?

Microsoft only officially supports the operating system on devices using an CPU or newer with some minor exceptions , CPU based on microarchitecture or newer, or a or newer, with and TPM 2.

Also with all the hype over the last few years where Microsoft is using mostly VMs for testing Windows 10 instead of real hardware not all have TPM capability and if they do it is software based so obviously their test results are going to be seriously flawed.