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09-27-2021 12:00 PM
09-27-2021 12:04 PM
Your SUBJECT line and the "body" of your posting are quite different.
- Hold-down the Windows key (bottom-left of your keyboard)
- Tap the "R" key
- Release both keys
- Into the window that opens, type TPM and press ENTER
- Tell us what output you see
10-03-2021 06:23 PM
Before i downgrade windows 10 ver. 21H1.after i downgrade windows 10 ver.1507 but i upgrade it to ver.21H1 because i thought it was the solution but not.And i upgrade the bios and drivers but nothings happen.pls help me thank you.
10-04-2021 12:18 AM
@Lunix233 -- it is quite possible that the "July 2015" version of Windows 10 lacked the device-driver software for TPM that now is included in the "2021" version of Windows 10. There have been many enhancements to Windows 10 since its first availability in 2015.