Common Driver for Buttons, DockMode and Laptop/Slate Indicator (msgpiowin32) Service Defaults in Windows 8

GPIO Button Driver by Microsoft Corporation.

Default Settings

Startup type:Manual
Display name:Common Driver for Buttons, DockMode and Laptop/Slate Indicator
Service name:msgpiowin32
Service type:kernel
Error control:normal
Group:Extended Base
Path:%SystemRoot%\System32\drivers\msgpiowin32.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\msgpiowin32

Default Behavior

The Common Driver for Buttons, DockMode and Laptop/Slate Indicator service is a kernel device driver. In Windows 8 it will not be started until the user starts it. If Common Driver for Buttons, DockMode and Laptop/Slate Indicator fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the msgpiowin32 service hasn't been started.

Restore Default Startup Configuration for Common Driver for Buttons, DockMode and Laptop/Slate Indicator

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config msgpiowin32 start= demand

3. Close the command window and restart the computer.

The msgpiowin32 service is using the msgpiowin32.sys file that is located in the %WinDir%\System32\drivers folder. If the file is corrupted or deleted, you can put it back in there.