Solving the ACPI VEN-MSFT AMP-DEV-0101 Error: A Complete Guide for Windows Users
In short, ACPI\VEN_MSFT&DEV_0101 is the "security guard" of your computer. While you may never interact with it directly, its presence is the reason your passwords, encryption keys, and biometric data stay safe from external threats. Windows 10 Pro Build 21H1 driver for - HP Support Community
When It Is a Real Problem
Trusted Platform Module (TPM) 2.0
The hardware identifier ACPI\VEN_MSFT&DEV_0101 (often appearing as ACPI\MSFT0101 ) corresponds to the or Intel Platform Trust Technology (PTT) .
ACPI interface for the "Virtualization Service Provider" (VSP)
MSFT0101 is the related to core power and performance counters. It allows the guest OS to request specific power states from the hypervisor. Because it's a synthetic device, the driver is typically included in Integration Services (for Hyper-V) or VMware Tools (for VMware).
Conclusion
Windows Update
: Run a manual check for updates, as Microsoft frequently pushes driver fixes for security modules.
