The composite battery driver tracks the status of system batteries and serves as an intermediary between the Power Manager and the battery class and mini class drivers. The Exclamation mark in the Device manager indicates that this driver is missing. That could be one of the reason the power option is missing in Control Panel. Microsoft composite battery driver is a windows driver. Latest download for microsoft composite battery driver. File is 100% safe, uploaded from checked source and passed symantec antivirus scan! Access if you have the taskbar went wrong. We currently suggest utilizing this use it. This service also exists in windows 7 and 8.
Microsoft Composite Battery Driver - Windows Vista Service
Composite Battery Driver by Microsoft Corporation.
This service also exists in Windows 7.
Startup Type
Since Microsoft Composite Battery Driver is a kernel mode driver, its startup might be configured depending on installed hardware. Changing its startup configuration might cause hardware issues. In the table below you can see how it is configured on my system, but your default settings might differ from mine.
| Windows Vista edition | without SP | SP1 | SP2 |
|---|---|---|---|
| Starter | Disabled | Disabled | Disabled |
| Home Basic | Disabled | Disabled | Disabled |
| Home Premium | Disabled | Disabled | Disabled |
| Business | Disabled | Disabled | Disabled |
| Ultimate | Disabled | Disabled | Disabled |
Default Properties
| Display name: | Microsoft Composite Battery Driver |
| Service name: | Compbatt |
| Type: | kernel |
| Path: | %WinDir%system32driverscompbatt.sys |
| Error control: | critical |
| Group: | System Bus Extender |
Default Behavior
Microsoft Composite Battery Driver Missing Tool
Microsoft Composite Battery Driver is a kernel mode driver. If Microsoft Composite Battery 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.
Restore Default Startup Type for Microsoft Composite Battery Driver
Automated Restore
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreMicrosoftCompositeBatteryDriverWindowsVista.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 compbatt.sys file exists in the %WinDir%system32drivers folder. If this file is missing you can try to restore it from your Windows Vista installation media.
Microsoft Composite Battery Windows 10
