I8042 Keyboard and PS/2 Mouse Port Driver (i8042prt) Service Defaults in Windows 8

i8042 Port Driver by Microsoft Corporation.

Default Settings

Startup type:Manual
Display name:I8042 Keyboard and PS/2 Mouse Port Driver
Service name:i8042prt
Service type:kernel
Error control:normal
Group:Keyboard Port
Path:%SystemRoot%\System32\drivers\i8042prt.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\i8042prt

Default Behavior

The I8042 Keyboard and PS/2 Mouse Port Driver service is a kernel device driver. In Windows 8 it will not be started until the user starts it. If I8042 Keyboard and PS/2 Mouse Port Driver 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 i8042prt service hasn't been started.

Restore Default Startup Configuration for I8042 Keyboard and PS/2 Mouse Port Driver

1. Run the Command Prompt as an administrator.

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

sc config i8042prt start= demand

3. Close the command window and restart the computer.

The i8042prt service is using the i8042prt.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.