1. Hit the Start button. Click on 'Run...'
2. Type 'regedit' in the box, and press the Enter key. This will launch your Registry Editor.
3. Double-click on HKEY_LOCAL_MACHINE on the left pane. Next, click on Microsoft and then Windows.
4. Double-click on Currentversion under the Windows folder. Click on Run.
5. Locate WildTangent CDA on the main panel. Single-click on it and press the Delete key. Restart your computer to end task.