BIOS & startup · medium

How to fixTPM-NOT-FOUND

TPM chip not found

What this error means

TPM-NOT-FOUND is a medium-severity hardware BIOS/UEFI problem. Windows 11 or BitLocker does not find the TPM 2.0 module. The usual suspects are TPM disabled in BIOS, missing physical TPM and old firmware. See the troubleshooting steps below for the fix.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 3 complete
01Enable TPM 2.0 / fTPM in the BIOS/UEFI settings

Enable TPM 2.0 / fTPM in the BIOS/UEFI settings.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Update the motherboard BIOS to the latest version

Update the motherboard BIOS to the latest version.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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03Check TPM status in Device Manager under Security Devices

Check TPM status in Device Manager under Security Devices.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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Possible causes

  • TPM disabled in BIOS
  • Missing physical TPM
  • Old firmware