Unknown Device Hardware ID: ACPI MSFT0101
What is it?
The unknown device hardware ID ACPI MSFT0101 indicates an issue with the Security Chip TPM setting. TPM (Trusted Platform Module) is a hardware security chip that stores cryptographic keys used for authentication and encryption. If the TPM is not enabled or configured correctly, it can cause the device to fail to start or prevent certain features from working.
Details on the device
When you open the Device Manager, you may see an unknown device with the hardware ID ACPIMSFT0101. This device corresponds to the TPM module, which is a small chip soldered onto the motherboard. The TPM module is responsible for storing cryptographic keys and performing cryptographic operations. In Windows 10, the TPM module is used for features such as BitLocker encryption, Windows Hello, and Device Guard.
Solutions
There are a few things you can try to fix the issue with the ACPI MSFT0101 device:
- Enable the TPM in the BIOS. The TPM is typically disabled by default in the BIOS. You can enable it by going into the BIOS settings and finding the TPM configuration options.
- Install the TPM drivers. If the TPM drivers are not installed, you can download them from the manufacturer's website.
- Update the BIOS. The BIOS update may include fixes for issues with the TPM.
Conclusion
If you are experiencing problems with an unknown device with the hardware ID ACPI MSFT0101, it is likely due to an issue with the TPM. By enabling the TPM in the BIOS, installing the TPM drivers, and updating the BIOS, you can fix the issue and get your device working properly again.
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