If you are using or do not use BitLocker, you can simply disable the device to remove the error from Device Manager.
: To function on Windows 7, your system must be running in UEFI mode . Acpi Msft0101 Driver Windows 7
: After installation, the "Unknown Device" should be recognized as "Trusted Platform Module 2.0" under the Security devices category in Device Manager. Alternative Solution: Disable in BIOS If you are using or do not use
: Locate the KB2920188 update. While Microsoft has retired some direct hotfix links, you can often find it archived on manufacturer support sites like the HP Community . Alternative Solution: Disable in BIOS : Locate the
: This device is not supported on 32-bit (x86) versions of Windows 7. How to Install the Driver for Windows 7 (64-bit)
Because Windows 7 was released long before TPM 2.0 became a standard, it does not include the driver natively. This guide explains how to identify the device and install the necessary hotfix to resolve the error. What is the ACPI\MSFT0101 Device?
The ID represents a security component integrated into Intel Skylake (6th Gen) and newer motherboards. It acts as a firmware-based Trusted Platform Module (TPM) .