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Windows Hello facial recognition and PIN logins utilize TPM 2.0 for credential storage.

If it doesn't appear immediately, click (if available) or check under Driver Updates . Acpi Msft0101 Driver Download

In most modern operating systems (Windows 10 and Windows 11), Microsoft integrates the TPM 2.0 driver directly into the core system files. Before downloading third-party packages, check Windows Update. Press the to open Settings . Windows Hello facial recognition and PIN logins utilize

If Windows Update fails, you can try forcing a driver update through the Device Manager. Right-click the and select Device Manager . Expand Other Devices or System Devices . Right-click the and select Device Manager

Once the driver is properly installed, the device will disappear from "Other devices" and reappear inside as Trusted Platform Module 2.0 .

Once installed, open Device Manager again. The unknown device should be gone. Look for a category named . Inside, you should see Trusted Platform Module 2.0 running without any error flags.