Acpi Msft0101 Driver Download -
The driver is OEM-specific. Go to support page of:
Before we jump into the download, let us decode the cryptic name:
In short: ACPI MSFT0101 = The TPM chip on your motherboard, exposed via the ACPI interface.
This is not a standard hardware device. It is the TPM 2.0 (Trusted Platform Module) interface discovered by Windows. The "MSFT0101" is Microsoft's identifier for the TPM chip. Acpi Msft0101 Driver Download
The core problem: If you see a yellow exclamation mark next to this in Device Manager, Windows cannot find the correct driver for your PC’s TPM.
Q: Is ACPI MSFT0101 a virus?
A: No. It is a legitimate ACPI device. However, malicious websites may disguise malware as its driver. Only download from OEM or Microsoft sources.
Q: Can I disable ACPI MSFT0101 in Device Manager?
A: Yes, you can right-click and disable it. This will remove the error, but Windows security features (BitLocker, Windows Hello) will stop working. Disabling is not recommended; enabling in BIOS is the proper fix. The driver is OEM-specific
Q: Does Windows 10 need this driver?
A: Windows 10 can use TPM 2.0, but it does not require it. However, enabling the driver provides better security. For Windows 11, it is mandatory.
Q: Why does the driver keep coming back after I uninstall it?
A: Because the hardware is present on the motherboard. Windows Plug-and-Play will re-detect ACPI MSFT0101 on every reboot. You must either install the correct driver or disable TPM in BIOS.
The Trusted Platform Module (TPM) is a critical security component. It provides hardware-based encryption, stores BitLocker keys, enables Windows Hello facial recognition, and secures login credentials. Starting with Windows 11, a TPM 2.0 chip became a mandatory system requirement. In short: ACPI MSFT0101 = The TPM chip
If the ACPI MSFT0101 driver is missing or corrupted, you will experience:
A buggy BIOS is a leading cause. Visit your motherboard/PC maker’s support page, download the latest BIOS, and flash it. After updating, re-enable TPM manually.