The file etdrv.sys, known as Generic Port I/O, belongs to software Microsoft Windows NT Operating System by Microsoft. Windows NT is a family of operating systems that is designed for portability, which is a collection of relatively small, self-contained software components or modules that work together to perform operating system task. Each component provides a set of functions that act as its interface to the rest of the system. The NT Executive is a collection of operating system components that is at the core of the Windows NT operating system. The executive's components work together to form a highly sophisticated general purpose operating system that provides mechanisms for inter-process communication, preemptive multitasking, symmetric multiprocessing, virtual memory management, device input/output and security. This operating system was created to provide a form of Windows to be used in the business environment where security is an important factor as well as robust connectivity features for local area network (LAN) based computing.

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

A process usually a part of an installed application such as Windows NT Operating System, 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 etdrv.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 etdrv.sys, belongs to, in this case Windows NT Operating System