TPM Hardware ID Issue: Troubleshooting "ACPI MSFT0101" in Windows
Understanding the Unknown Device
If you encounter the unknown device hardware ID "ACPI MSFT0101" in your Windows system, it likely indicates an issue with the Security Chip Trusted Platform Module (TPM).
No Driver for Windows 7 32-bit
Unfortunately, there is no official Windows 7 32-bit driver available for this device. If you are running Windows 7 32-bit, you will need to consider upgrading to the 64-bit version.
Solution for Windows 7 64-bit
For Windows 7 64-bit users, a workaround is available in the form of a hotfix. You can download and install this hotfix to resolve the issue.
TPM Details
In the device manager, you may see the following details for the device:
- Description: ACPI MSFT0101
- Class: System
- Location: Varies
TPM Driver Status
As mentioned earlier, there are no standalone drivers for the TPM module itself. The system will automatically install the necessary drivers.
Tips for Windows 10 Users
If you are running Windows 10 21H1, the TPM 2.0 module should install automatically. If you encounter any problems, you can try the following:
- Check the TPM settings in BIOS
- Install the latest Windows updates
- Use the Windows Troubleshooter
Troubleshooting Additional Issues
If the device is giving you further issues with starting, try the following:
- Restart your computer
- Update the motherboard BIOS
- Check for any hardware conflicts
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