The driver is OEM-specific. Go to support page of:
Disclaimer: This guide is for informational purposes. Always back up your data before making changes to BIOS or system drivers.
In the right-hand Actions panel, click (Note: Ensure you have backed up your BitLocker recovery keys before doing this). Restart your computer when prompted. Summary of Driver Identification Hardware ID ACPI\MSFT0101 Device Class Security Devices Common Device Name Trusted Platform Module 2.0 Primary Function Hardware-based Cryptography & Security
If downloading the driver does not resolve the issue, the problem is likely rooted in your system BIOS/UEFI configuration rather than a software defect. Error Code 10 (Device Cannot Start) Acpi Msft0101 Driver Download
Downloading and installing the ACPI MSFT0101 driver is a straightforward process. Here are the steps:
: The TPM 2.0 driver is built into the operating system. If you see a yellow exclamation mark for this device, it is usually a configuration issue rather than a missing driver. Windows should support this device automatically when the system is in UEFI mode. You should use the automatic driver update methods described in the next section before attempting any manual downloads.
A missing or corrupt ACPI MSFT0101 driver can block Windows Updates, prevent you from upgrading to newer operating systems, and disable core security features like BitLocker. The driver is OEM-specific
If an update appears, click , then restart your computer. Method 2: Download from the OEM Support Page
This can often be resolved by manually uninstalling and reinstalling the TPM driver. Go to Device Manager , right-click on the Trusted Platform Module 2.0 device and select Uninstall device . After the uninstallation is complete, restart your computer. Upon reboot, Windows will automatically detect the device and reinstall the correct driver.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. In the right-hand Actions panel, click (Note: Ensure
If the driver is present but failing (e.g., "Device could not start"), the system files might be corrupted: Command Prompt as Administrator. sfc /scannow to repair system-level driver files. Restart the PC after the scan completes. Driver Easy 5. Manufacturer-Specific Drivers
Before downloading any files, you must ensure the hardware is visible to the Windows operating system. If Intel PTT is disabled in your system BIOS, Windows cannot detect the device, and installing a driver will fail. Shut down your computer completely.
Microsoft bundles the MSFT0101 driver directly into standard system updates. Press Windows Key + I to open . Click on Update & Security (or Windows Update ). Click Check for updates .
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.