How To Delete Your plist file for Topaz Studio 2 so that Your Installer Can Run

1. Quit out of your Topaz Studio 2 installer. 

2. Open a new Finder window

3. Hit CMD + SHIFT + G to open the Go To panel

4. Enter the path ~/Library/Preferences/ into the input field

You should see a large number of .plist files in that location

5. Type Studio in the Search box on the top right-hand side: 

6. Click the Preferences button so that you are only searching the Preferences folder

7. Right-click the com.topazlabs.Topaz Studio 2.plist file and select "Move to Trash"

8. Run your Topaz Studio 2 installer again.