ACPI\MSFT0101 ID refers to the Intel Trusted Platform Module (TPM) 2.0
If you see a yellow exclamation mark next to this in Device Manager, Windows cannot find the correct driver for your PC’s TPM. Acpi Msft0101 Driver Download
. You likely see this as an "Unknown Device" in Device Manager if you are running Windows 7, as newer versions of Windows (8.1, 10, and 11) typically include the driver by default. HP Support Community 1. Identifying the MSFT0101 Device ACPI\MSFT0101 ID refers to the Intel Trusted Platform
I cannot directly provide a driver file download, but I can guide you on how to obtain and install the correct driver for — which is typically the Trusted Platform Module (TPM) 2.0 driver. HP Support Community 1
Microsoft originally released a specific to add TPM 2.0 support to Windows 7.
Since this is a hardware-level security driver, you should avoid third-party "driver updater" sites, which often bundle malware. Here is how to get the official version safely: 1. The Windows Update Method (Easiest)
In up to 80% of cases, the ACPI MSFT0101 error appears not because the driver is missing, but because the TPM is in the BIOS. When disabled, Windows sees the hardware ID but cannot load the driver.