The process file grmnusb.sys (version 2.3.0.0) a Windows driver that is further described to be as a minute software program that allows the communication between the computer and the hardware or its connected devices, which makes it have a direct access to the internals of the hardware and the operating system. The process file is identified as grmnusb.sys that is part of the software, Garmin USB Driver or Garmin USB GPS that has been developed by the company, GARMIN. The process file is found to be located in the folder of C:\Windows\System32\drivers with a file size on Windows 7/XP of 7,296 bytes (75% of all incidences) or 8,320 bytes. The process file grmnusb.sys, which does not have any visible windows nor is it considered as a Windows core file, can begin or end from Services in the control panel or by other programs. The process file is inactive and is regarded as a compressed file, wherein a certificate has been issued by Verisign Time Stamping Services Signer and signed by Garmin International.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. grmnusb.sys. is used by Garmin USB GPS, If you shut down grmnusb.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop grmnusb.sys, permanently you need to uninstall the application that runs this process which in this case is Garmin USB GPS, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed grmnusb.sys

A process usually a part of an installed application such as Garmin USB GPS, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if grmnusb.sys. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that grmnusb.sys, belongs to, in this case Garmin USB GPS