-new- Acpi Msft0101 Driver 77 2021 ((free)) -
The device status box should read: "This device is working properly."
Follow these instructions carefully. Do not just double-click an INF file.
: On Linux systems (Ubuntu, Arch, Debian), you might see firmware bugs or errors for this device at boot, but these are generally harmless and can often be ignored or fixed by disabling the TPM in BIOS.
Which are you currently running?
The text could be announcing a new (updated) driver for ACPI-compliant hardware, specifically the Acpi Msft0101 device, released or updated in 2021, version 77. -NEW- Acpi Msft0101 Driver 77 2021
If you do not use BitLocker, this uninstalled driver often causes no actual system instability. If you cannot find the driver, you may safely ignore it, though security features may be restricted.
No. Windows 11 requires TPM 2.0 as a mandatory system requirement. It will use its native, built-in driver for the device. In fact, you must have this device enabled in your BIOS to install or run Windows 11.
The motherboard BIOS cannot cleanly communicate with the OS.
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. The device status box should read: "This device
To understand the ACPI MSFT0101 driver, we need to break down what each part of its name signifies.
This OS does not natively support TPM 2.0, often resulting in a "yellow bang" or "Unknown Device" for ACPI\MSFT0101 unless a specific Microsoft hotfix ( ) is installed. kb.stonegroup.co.uk Common Issues and Troubleshooting
While there isn't a single "full text" document for a version "77 2021," this specific ID and date range typically appear in system reports and error logs related to TPM initialization or Windows 11 compatibility. Key Identification Details Device Type:
Below is a comprehensive guide to understanding, diagnosing, and resolving the "-NEW- Acpi Msft0101 Driver 77 2021" error on modern Windows environments. What is the ACPI\MSFT0101 Device? Which are you currently running
If you do not need TPM features (like BitLocker), you can simply disable the device in the BIOS.
If you need help finding the official driver for your specific computer, please let me know your (e.g., Dell, HP, ASUS) and your exact motherboard or laptop model number . Share public link
The TPM 2.0 chip is responsible for hardware-based security tasks, including:
