If this happens and you still want to install Windows 11, there is a way to get around the TPM requirement, but this should only be done by people who are confident about the risks it involves. If you cannot install Windows 11 because your PC does not have TPM 2.0, then you'll get an error message when trying to install it that says your PC doesn't meet Windows 11 system requirements. (Image credit: Microsoft) How to upgrade to Windows 11 without TPM 2.0
To run the health check you need to first download and install Microsoft's PC Health Check app.In case your system meets the above-mentioned criteria, you need to run a health check to keep your system ready to install Windows 11. (Image credit: Future) Windows 11 compatibility check