I cannot directly provide a driver file download, but I can guide you on how to obtain and install the correct driver for ACPI MSFT0101 — which is typically the Trusted Platform Module (TPM) 2.0 driver.
If you are staring at your Windows Device Manager and see an entry labeled "ACPI MSFT0101" with a yellow exclamation mark, you are likely frustrated by the lack of a straightforward driver fix.
This guide explains what this device actually is, why standard "driver download" searches fail, and how to fix it properly. Acpi Msft0101 Driver Download
This forces Windows to use the built-in system files that are already on your hard drive but weren't linked correctly.
C:\Windows\System32\DriverStore\FileRepositorytpm or msft0101.
msft0101.inf_amd64_....inf file (it is usually named msft0101.inf), and click Open, then OK.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. I cannot directly provide a driver file download,
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.
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. Device Manager Guide: The "ACPI MSFT0101" Mystery If
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 most important piece of advice in this article: There is no single, universal "ACPI MSFT0101 driver download." If you visit a third-party driver website offering an .exe file labeled "ACPI_MSFT0101_Driver_Setup.exe," you are likely downloading malware or a generic INF file that will not work.
The driver required is specific to your motherboard’s firmware (BIOS/UEFI) manufacturer. The TPM is either:
Because of this, the driver is distributed by your PC or motherboard manufacturer, not by Microsoft Update in most cases.