Zonealarm Uninstall Tool
Do you want to uninstall Zone alarm antivirus?
You should remove it by their proper Zone alarm removal tool.
If you try to uninstall it by add/remove program, it doesn’t remove it completely, because some of security registries entries might be still remains, which can be create problems.
If you don’t use removal tool you might be facing the problem like: Computer freezing, Unable to connect internet, computer speed slow and also might be getting installation error.
Download the removal tool to uninstall the antivirus completely.
Download Zonealarm Uninstall Tool