The ACPI MSFT0101 error is more than just an annoyance. A broken TPM means:
System file corruption can prevent the ACPI subsystem from communicating properly with security protocols. Type cmd into the Windows search bar. Right-click and choose Run as administrator .
Meeting the strict hardware security requirements mandated by Microsoft. Why Do You Need the 2021 Driver Update?
Look for entries labeled "Security", "Trusted Platform Module", or "Microsoft - Hardware". Check the box and click . Method 3: Manual Installation via Device Manager -NEW- Acpi Msft0101 Driver 77 2021
Restart your PC and repeatedly press the setup key (usually , F12 , Del , or Esc ) to enter the BIOS/UEFI. Navigate to the Security , Advanced , or Peripherals tab. Look for one of these terms depending on your CPU brand: Intel Platforms : Intel Platform Trust Technology (PTT) AMD Platforms : AMD fTPM / AMD PSP fTPM Generic : TPM Device Selection / Security Device Support
Is this hardware a or a virtual machine environment? Share public link
Follow these solutions in order from simplest to most advanced to resolve the issue. 1. Enable TPM 2.0 / Intel PTT / AMD fTPM in BIOS The ACPI MSFT0101 error is more than just an annoyance
Solving the -NEW- Acpi Msft0101 Driver 77 2021 Error: A Complete Guide
or Windows 11's security requirements cannot properly communicate with the hardware. Key Features of the 2021 Update
Updating to the latest version of the ACPI MSFT0101 driver is a relatively straightforward process. Here are the steps: Right-click and choose Run as administrator
Have you experienced the AMD fTPM stutter? Did Driver 77 fix it for you? Drop your hardware specs in the comments below.
Click if available, then check for driver updates related to "Microsoft TPM" or "Security". 3. Manual Installation via Device Manager
: Enables Secure Boot and provides services for Intel Platform Trust Technology (PTT) .
: This specific vendor extension ID belongs to Microsoft and points directly to the Intel/AMD TPM 2.0 Security Device .
The phrase "-NEW- Acpi Msft0101 Driver 77 2021" frequently appears in driver databases, technician forums, and automated driver update logs. It typically refers to a specific version or update package released during late 2021 to patch compatibility bugs ahead of the widespread rollout of Windows 11. Common Causes of the MSFT0101 Driver Error