When i try to install updates a prompt shows up saying that it cannot be installed because either the program is not installed (it is), or is the wrong version (its was updated a few months ago).
Hello!
This is a known issue that requires a special reinstall.
Please write to help@topazlabs.com letting us know you’re seeing this Windows alert about the “upgrade patch” and we’ll provide you with the special reinstall steps to resolve.
Thanks 
