TPM Malfunction

**This is the process for Dell computer systems, if you are using a different brand PC you may need to check your manufacturers website for instructions**


Disable BitLocker on your computer if Enabled

  • In the search box on the taskbar, type Manage BitLocker and then select it from the list of results. Or you can select the Start, and then type Control Panel. In Control Panel, select System and Security, and then under BitLocker Drive Encryption, select Manage BitLockerNote: You’ll only see this option if BitLocker is available for your device. It isn’t available on Windows 10 Home edition.
  • Select Turn off BitLocker
  • Wait for your drive to complete decrypting

Reboot your computer, when you see the Dell logo press the F2 key to boot into the Bios


Under settings click the plus sign to expand the Security options, then select TPM 2.0 Security


If TPM is not present, please try the following troubleshooting steps:

  1. Update the system BIOS to the latest version available on the Dell Support Website/Drivers & downloads
  2. Power off the system then disconnect the AC power cord and leave the system unplugged for about 30 seconds
  3. Reconnect AC power to the system and boot to the BIOS setup using the F2 key
  4. If TPM is restored, ensure it is Enabled
  5. If TPM is still missing from the BIOS setup, repeat steps 2 & 3
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