Follow the below steps to check and enable TPM ( The below steps helped me to 
enable TPM 2.0 for windows 11 update)

Step 1: Press win + r and type 'tpm.msc' and check you have enabled tmp from
    bios or not and if yes check the version at the bottom right.

Step 2: If not restart your pc and press 'DEL' key and once bios setting is open

Step 3: Go inside following options
Settings > Miscellaneous > AMD CPU FTPM > Enable it.

Step 4: Save and exit bios setting and again follow step1 to recheck !