The driver file ar5211.sys is a component of D-Link Wireless Network Adapter, which is a type of driver software created by D-Link. Also known as D-Link Adapter, D-Link Wireless Network Adapter is used to connect a desktop computer, laptop or notebook to a high speed Wi-Fi or wireless network, and let a user stay connected to it. This allows him or her to connect to the Internet through the in-built wireless technology that receives connection from the network through the adapter. Any user can surf the Internet, email, login on to some social networking sites, play web games, watch YouTube videos, and other Internet activities. In other words, this is an Internet solution for the user that lets him or her sits anywhere to browse the web. As a component, ar5211.sys file is important to stay registered in the registry key and located in a system folder, to enable the function of the software D-Link Adapter or D-Link Wireless Network Adapter.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. ar5211.sys. is used by D-Link Wireless Network Adapter, If you shut down ar5211.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop ar5211.sys, permanently you need to uninstall the application that runs this process which in this case is D-Link Wireless Network 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 ar5211.sys

A process usually a part of an installed application such as D-Link Wireless Network 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 ar5211.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 ar5211.sys, belongs to, in this case D-Link Wireless Network Adapter