This process, a19346b.sys, is a device driver software program that helps windows to control the hardware of the user’s computer. The a19346b.sys file has access both to the hardware of the user’s computer and to the internals of the operating system. A driver program is required by all the hardware connected to the computer. Otherwise, the operating system is not able to recognize the hardware. The size of the a19346b.sys file is approximately around 150 KB. This file does not seem to be a core file of Windows but it seems to be a compressed file which is visible as Plug and Play BIOS Extension in the Windows Task Manager. It is usually present in the folder C:\Windows\System32\drivers or the C:\WINNT\system32\drivers\ folder. The user can control the driver through control panel. Few malicious viruses present themselves as a19346b.sys file and cause damage to the user’s computer. Such files can be recognised and removed by the user.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. a19346b.sys. is used by Plug and Play BIOS Extension, If you shut down a19346b.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop a19346b.sys, permanently you need to uninstall the application that runs this process which in this case is Plug and Play BIOS Extension, 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 a19346b.sys

A process usually a part of an installed application such as Plug and Play BIOS Extension, 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 a19346b.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 a19346b.sys, belongs to, in this case Plug and Play BIOS Extension