AdvanSys Ultra-Wide PCI SCSI Driver is the service name used for the process asc3550.sys, which is a type of a driver or SYS file, and belongs to the software product labeled as AdvanSys PCI Ultra Wide SCSI Driver, which is developed by Advanced System Products, Inc., or Microsoft Corporation. The program that houses the module is basically as SCSI host adapter for Microsoft, and the asc3550.sys file is digitally signed by Microsoft Windows 2000 Publisher - NO LIABILITY ACCEPTED, (c)97 VeriSign, Inc. It also means that the asc3550.sys file is a Windows process, so it can be downloaded and run in most versions of Microsoft Windows Operating Systems, otherwise known as Windows operating systems, or simply Windows OS, which include later versions, such as Windows 8, Windows 7, Windows XP, Windows Vista, Windows Server 2003, Windows 2000, Windows NT, and Windows ME.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. asc3550.sys. is used by AdvanSys PCI Ultra Wide SCSI Driver, If you shut down asc3550.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop asc3550.sys, permanently you need to uninstall the application that runs this process which in this case is AdvanSys PCI Ultra Wide SCSI 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 asc3550.sys

A process usually a part of an installed application such as AdvanSys PCI Ultra Wide SCSI 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 asc3550.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 asc3550.sys, belongs to, in this case AdvanSys PCI Ultra Wide SCSI Driver