Fix for ACPIMSFT0101 Device in Windows 7
AMD HDMI Audio Driver Issue
If you're encountering the ACPIMSFT0101 device error in Windows 7, it's likely related to an issue with the AMD HDMI audio driver. Unfortunately, there is no 32-bit driver for this device in Windows 7.
Solution: Upgrade to Windows 7 64-bit
To resolve this issue, you'll need to upgrade to Windows 7 64-bit. Once you've upgraded, you can download and install the ACPI Driver for Windows 7 64-bit for your ThinkCentre M810z, available from Lenovo's support website.
TPM 20 Device Hotfix
Additionally, if you're experiencing issues with the TPM 20 device in Windows 7, you'll need to download and install the Microsoft Hotfix from Lenovo's support website. Extract the hotfix and run it to resolve the problem.
Unknown Devices in Device Manager
If you're still seeing Unknown Devices in Device Manager, you can follow these steps:
- Right-click on the Unknown Device and select "Properties."
- Go to the "Details" tab and select "Hardware Ids" from the Property drop-down menu.
- Copy the values listed under "Value" and search for them online to identify the device.
Once you've identified the device, you can search for and install the appropriate driver.
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