The file pqntdrv.sys is a Windows driver that belongs to PowerQuest Product by PowerQuest. The company PowerQuest develops utility software for the management of computer data storage, specially file systems and disk partitions. The process pqntdrv.sys communicates with the operating system to enable the installed PowerQuest product to execute its required functionalities. PowerQuest storage management solutions provide real-time management of critical Windows NT and Windows 2000 Server storage. Management solutions provide complete and centralized storage management reporting and reconfiguration facilities. These solutions are designed to ensure data availability, minimize downtime, and reduce overall cost of network ownership and administration. PowerQuest products include PartitionMagic, ServerMagic, DriveImage, and the PowerManage Suite that includes the VolumeManager for safe and convenient management of volume sets and partitions, PowerExpert ST to control capacity management of critical data across an enterprise, and ControlCenter ST for StorageMonitor to provide centralized and secure Web-based console to monitor storage usage and alert management when threshold capacities are exceeded..

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

A process usually a part of an installed application such as PowerQuest product, 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 pqntdrv.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 pqntdrv.sys, belongs to, in this case PowerQuest product