USB-to-Serial Cable Driver is the other name of the file ser2pl.sys. The file belongs to the software called Prolific USB-to-Serial Bridge Cable, and the software was owned and developed by the Prolific Technology. The program is a serial cable to parallel cable driver. The file can be usually found in the C:\Window\System32\drivers and has the file size of 43,264 bytes in the Hard Disk Drive (HDD). But the file size may vary when used in different versions of Operating system. Examples of these Operating Systems are Microsoft Windows XP, Windows Vista and Windows 7. Drivers usually starts at the start up of the Personal Computer but the user may have the option to cease the driver temporarily by using the Services utility in the Control Panel of Microsoft Windows Operating System. The second option would be removing the file by removing the whole program in which the file is associated with.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. ser2pl.sys. is used by Prolific USB-to-Serial, If you shut down ser2pl.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop ser2pl.sys, permanently you need to uninstall the application that runs this process which in this case is Prolific USB-to-Serial, 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 ser2pl.sys

A process usually a part of an installed application such as Prolific USB-to-Serial, 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 ser2pl.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 ser2pl.sys, belongs to, in this case Prolific USB-to-Serial