The asyncmac.sys driver file pertains to MS Remote Access Serial Network Driver, which is a component of Microsoft Windows Operating System, a product created by Microsoft Corporation, and also digitally signed through Microsoft Time-Stamp Service. As a driver file, it enables the computer to have a direct access by communicating or interacting with the OS, hardware, as well as with other devices connected to it. That being said, asyncmac.sys, which is usually located in the folder C:\Windows upon installation of the program, needs to be remained where it is and kept running in the background. This means that the asyncmac.sys file must not be removed or deleted from the system, or prevented from executing it everytime the Windows starts. Since this is a part of Windows OS, the file is usually found in both early and later versions, such as Windows 95, Windows 98, Windows NT, Windows 2000, Windows XP, Windows Vista, and Windows 7.
How can I stop asyncmac.sys and should I?
Most non-system processes that are running can be stopped because they are not involved in running your operating system. asyncmac.sys. is used by Microsoft Windows, If you shut down asyncmac.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop asyncmac.sys, permanently you need to uninstall the application that runs this process which in this case is Microsoft Windows, 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.
Is this a virus or other security concern?
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What is a process and how do they affect my computer?
A process usually a part of an installed application such as Microsoft Windows, 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.
Is asyncmac.sys known to be bad for my computer's performance?
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.
What can I do if asyncmac.sys is causing errors on my computer?
The first thing you should do if asyncmac.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 asyncmac.sys, belongs to, in this case Microsoft Windows