If anyone is exploring options, Windows 10 IoT LTSC has official support till 2032. Added benefit is that it doesnt come with preloaded bloatware from MS.
I have recently installed W11 IoT LTSC on a 3rd gen Intel, the TPM requirement in this version is optional.
I have recently installed W11 IoT LTSC on a 3rd gen Intel, the TPM requirement in this version is optional.