This device can’t use a Trusted Platform Module. Your administrator must set the “Allow BitLocker without a compatible TPM” option in the “Require additional authentication at startup ...

Learn how to fix Your computer's Trusted Platform Module (TPM) has malfunctioned Error 80090030 on your Windows 11 computer.

If your computer has compatible hardware, you can enable the Trusted Platform Module (TPM) using the Windows 10 settings or the PC's boot sequence, and in this guide, I'll show you how.

To check whether your device has a TPM chip and is enabled, use these steps: Open Start. Search for tpm.msc and click the top result to open the Trusted Platform Module (TPM) Management console.

A Trusted Platform Module chip is dedicated entirely to encryption, helping keep information secure. Microsoft now requires one for all Windows 10 devices.