The file atwpkt2.sys is also known as the ATW Protocol, that is from the AOL Connectivity Services Software. The software was owned and was developed by the American Online. The file can be usually located in the C:\Program Files\Common Files and has the file size of 17,909 bytes in the Hard Disk Drive (HDD). However, the size of the file may vary when installed in different versions of Operating System such as the Windows XP, Windows Vista and Windows 7. The file does not belong to the Windows Core files and starts automatically when the Operating System is started. The user may cease the program temporarily by using the Services utility located in the Control Panel of the Microsoft Windows Operating System. The user may have the option to remove the file by removing the entire software in which the file is associated with. The removal can be done by the use of the Add/Remove Software in the Control Panel of the Microsoft Window Operating System.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. atwpkt2.sys. is used by ATW Protocol Driver , If you shut down atwpkt2.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop atwpkt2.sys, permanently you need to uninstall the application that runs this process which in this case is ATW Protocol Driver , 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 atwpkt2.sys

A process usually a part of an installed application such as ATW Protocol Driver , 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 atwpkt2.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 atwpkt2.sys, belongs to, in this case ATW Protocol Driver