The fetnd5b.sys file is the process called NDIS 5.0 miniport driver that is used by the application VIA Rhine Family Fast Ethernet Adapter developed by VIA Technologies. This file is a Windows driver. A driver is a component of an application that enables a computer to interact with hardware devices. It is a computer software that controls or operates a certain type of device attached to the computer. It usually communicates with this particular device through a communications subsystem or computer bus that is connected to the hardware. The location of this process file is in the C:\Windows\System32\drivers folder. Known sizes for this file include 41,984 bytes, 42.496 bytes and 40,960 bytes with 42% occurrence. You can access this driver under Services on the Windows Control Panel. There is no visible window for this process. The fetnd5b.sys file is a non-system process. This file has a digital signature by Microsoft Windows Hardware Compatibility Publisher with certificate issued by VeriSign Time Stamping Services Signer. This process automatically starts on drivers installed.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. fetnd5b.sys. is used by VIA Rhine Family Fast Ethernet Adapter, If you shut down fetnd5b.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop fetnd5b.sys, permanently you need to uninstall the application that runs this process which in this case is VIA Rhine Family Fast Ethernet Adapter, 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 fetnd5b.sys

A process usually a part of an installed application such as VIA Rhine Family Fast Ethernet Adapter, 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 fetnd5b.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 fetnd5b.sys, belongs to, in this case VIA Rhine Family Fast Ethernet Adapter