The file k7avsext.dll is a K7AVExtn from K7 AntiVirus, a component of K7 TotalSecurity 2006 from K7 Computing Pvt Ltd. K7 TotalSecurity is a suite of security software that protects your computer from threats on the internet. Included in the suite is an antivirus program to which this file belongs. If you see an error with the k7avsext dynamic link library file, you may not be protected from viruses. Clean your registry to try to fix this problem.
The registry is a database at the heart of your operating system that tracks all the files you have installed on your computer. When you run a program, the registry is used by Windows to find the files that make up the program. Even one mistake in the registry can cause a program to not run properly, or at all. ZookaWare PC Cleaner cleans up registry mistakes for you. ZookaWare PC Cleaner is designed to hunt down and fix every error in your registry, getting your computer back to how its supposed to be.