ACPI Driver for NT by Microsoft Corporation.
|Windows Vista edition||without SP||SP1||SP2|
|Display name:||Microsoft ACPI Driver|
|Group:||Boot Bus Extender|
Microsoft ACPI Driver is a kernel mode driver. If Microsoft ACPI Driver fails to load or initialize, the error is logged and the computer attempts to restart with the LastKnownGood configuration. If the LastKnownGood configuration fails, Windows Vista startup also fails, and the boot process halts with a Stop error. If you disable this service, Windows Vista will fail to start. Do NOT change this service startup configuration if your computer is working.
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreMicrosoftACPIDriverWindowsVista.bat file to any folder on your hard drive.
3. Right-click the downloaded batch file and select Run as administrator.
4. Restart the computer to save changes.
Note. Make sure that the
acpi.sys file exists in the
%WinDir%\system32\drivers folder. If this file is missing you can try to restore it from your Windows Vista installation media.