-new- Acpi Msft0101 Driver 77 2021 — Better

If you see this device with a yellow exclamation mark in your Device Manager, follow these steps to resolve it:

If the device cannot be found or won't start, ensure that TPM 2.0 or Intel PTT is enabled in your BIOS security settings. -NEW- Acpi Msft0101 Driver 77 2021

This device is a core security component found on Intel Skylake and newer motherboards. It provides , which is essential for hardware-based security features like: If you see this device with a yellow

Most modern versions of Windows 10 and 11 will automatically fetch this driver. Check Settings > Update & Security > Windows Update and look under "Optional updates." Check Settings > Update & Security > Windows

While earlier versions of this driver were integrated into the or Intel Trusted Execution Engine (TXE) , specific updates released in late 2021 (such as the Lenovo ACPI Driver released in November 2021) were designed to improve compatibility with Windows 11 . How to Install the ACPI MSFT0101 Driver

Download the latest Intel Management Engine Interface driver from your manufacturer's website (Dell, HP , ASUS , etc.).