What is i8042prt.sys file ?

The genuine i8042prt.sys file is a software component of i8042 Keyboard and PS/2 Mouse Port Driver by Microsoft Corporation.;Microsoft Corporation’s “i8042prt.sys” process is a driver for one specific hardware device, the i8042 keyboard and auxiliary device controller which handles both the PS/2 port for the keyboard and the PS/2 port for the mouse. Its proper location is “C:WindowsSystem32drivers.” Anywhere else this name is probably disguised malware. PS/2 ports were introduced in 1987 and are still sometimes preferred over USB for the keyboard and mouse. Large enterprises, for example, can obstruct data theft or malware introduction by having no USB ports where thumb drives could be inserted. Note that if a USB keyboard is added to a PC that has PS/2 ports, this forcibly disables “i8042prt.sys” and the PS/2 keyboard no longer works except by manually changing a registry value. Microsoft was founded in 1975 by Paul Allen and Bill Gates and is today a highly-valued multinational hardware and software technology company.;i8042Prt stands for i8042 P o rt Driver;I8042prt.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc.;The free file information forum can help you determine if i8042prt.sys is a Windows system file or if it belongs to an application that you can trust.

Follow steps bellow to try fix the problem with i8042prt.sys

1. Use cleanmgr

To run the command cleanmgr :
Press Windows key + Q.
Enter cmd in search box , followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command cleanmgr and press Enter.

2. Use sfc /scannow

To run the command sfc /scannow :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command sfc /scannow and press Enter.

3. uninstalling programs :

To uninstall unnecessary programs :
Open the Start menu (Press Windows key + X) .
Click the first menu item Programs and Features.
Search unnecessary programs in the list of installed programs, .
Click the software you want to uninstall.

4. using msconfig

To run the command msconfig :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command msconfig and press Enter.

5. Automatic Update

To run the command wuauclt /ShowWindowsUpdate:
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command wuauclt /ShowWindowsUpdate and press Enter.

6. Use resmon command

To run the command resmon :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command resmon and press Enter.

7. use DISM.exe

To run the command DISM.exe /Online /Cleanup-image /Restorehealth :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.

i8042prt.sys descriptions

Microsoft Corporation’s “i8042prt.sys” process is a driver for one specific hardware device, the i8042 keyboard and auxiliary device controller which handles both the PS/2 port for the keyboard and the PS/2 port for the mouse. Its proper location is “C:WindowsSystem32drivers.” Anywhere else this name is probably disguised malware. PS/2 ports were introduced in 1987 and are still sometimes preferred over USB for the keyboard and mouse. Large enterprises, for example, can obstruct data theft or malware introduction by having no USB ports where thumb drives could be inserted. Note that if a USB keyboard is added to a PC that has PS/2 ports, this forcibly disables “i8042prt.sys” and the PS/2 keyboard no longer works except by manually changing a registry value. Microsoft was founded in 1975 by Paul Allen and Bill Gates and is today a highly-valued multinational hardware and software technology company.;i8042Prt stands for i8042 P o rt Driver;I8042prt.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc.;The free file information forum can help you determine if i8042prt.sys is a Windows system file or if it belongs to an application that you can trust.