Acpi Msft0101 Driver Windows 7 【2024】
If you have recently installed Windows 7 on a newer laptop or desktop—particularly those with Intel Skylake or later processors—you may have encountered an "Unknown Device" in your Device Manager with the hardware ID or *MSFT0101 . This issue is common when downgrading from Windows 10 or 11 to Windows 7.
Often, manufacturers like HP, Dell, or Lenovo provide this patch as part of their Windows 7 driver packages for modern laptops. HP Community forums often host the necessary zipped Microsoft hotfix for ACPI\MSFT0101 .
support TPM 2.0 natively; it was designed for the older TPM 1.2 standard. Consequently, it often appears as an "Unknown Device" with a yellow exclamation mark in Device Manager. Required Hotfix : To resolve this, Microsoft released a specific hotfix (
Mr. Henderson called. "Is it fixed? Just delete the yellow thing." Acpi Msft0101 Driver Windows 7
Windows 7 was released long before TPM 2.0 became a standard requirement. Therefore, the native Windows 7 installation media does not contain the necessary drivers to recognize this specific hardware, leaving it as an "Unknown Device." How to Fix ACPI\MSFT0101 on Windows 7
is the specific hardware ID assigned by Microsoft to represent a TPM 2.0 device.
The device ID refers to the Microsoft Trusted Platform Module (TPM) 2.0 . ACPI stands for Advanced Configuration and Power Interface. MSFT0101 is a Microsoft-defined device ID for a TPM module. If you have recently installed Windows 7 on
Click , browse to the folder where you extracted your motherboard's security/chipset drivers or the Microsoft hotfix cabinet files, select the .inf file, and confirm the installation despite any warnings. Summary of Solutions Recommended Action Expected Result You want full hardware security / BitLocker functionality Install KB2920188 via Microsoft Update Catalog TPM 2.0 becomes fully active and recognized
If you don't plan to use BitLocker or any TPM-reliant features, or you're using Windows 7 32-bit which has no hotfix available, you can simply disable the device in your computer's BIOS/UEFI settings.
Run the downloaded .msu file and follow the on-screen installation prompts. HP Community forums often host the necessary zipped
: If you recently updated from Windows 7 to a newer version and see this error, you may need to reinstall the chipset drivers or the Intel Management Engine Interface from your manufacturer's support page.
Since Microsoft retired support for Windows 7, finding and manually injecting KB2920188 into an installation image has become a common necessity for enthusiasts maintaining legacy systems. Conclusion