The process ctac32k.sys is a file known by a service name Creative version AC3 SW Decoder Device Driver (WDM), and a component of the program Creative, specifically version AC3 Software Decoder, also called as Creative Audio Product, which is a product developed by Creative Technology, Ltd. The ctac32k.sys process is not only a driver file, but also a module that is digitally signed from Creative Labs Inc., through VeriSign Time Stamping Services Signer, which indicates that it is a legitimate component and must not be removed or terminated, unless it is causing problems on the computer system. In addition, the ctac32k.sys file is a Windows program that is compatible in most later versions of Microsoft Windows Operating System. Once the software Creative Audio Product or Creative, version AC3 Software Decoder is installed onto the computer, this file, along with other modules, including processes that call for ctac32k.sys, is downloaded as well. If it is successfully installed and stored on the computer, this file needs to continue running in the background.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. ctac32k.sys. is used by Creative Audio Product, If you shut down ctac32k.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop ctac32k.sys, permanently you need to uninstall the application that runs this process which in this case is Creative Audio 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 ctac32k.sys

A process usually a part of an installed application such as Creative Audio 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 ctac32k.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 ctac32k.sys, belongs to, in this case Creative Audio Product