-new- Acpi Msft0101 Driver 77 2021 !!top!! (2025)

The device ID typically refers to the Intel Platform Trust Technology (PTT) or a Trusted Platform Module (TPM) 2.0 chipset component. For many users, this device appears as an "Unknown Device" in the Windows Device Manager after a fresh installation or major update. What is the ACPI MSFT0101 Device?

Most modern versions of Windows 10 and 11 will automatically fetch this driver. Check Settings > Update & Security > Windows Update and look under "Optional updates." -NEW- Acpi Msft0101 Driver 77 2021

If you see this device with a yellow exclamation mark in your Device Manager, follow these steps to resolve it: The device ID typically refers to the Intel