Old purchased plugins will not install on my new computer

They either won’t install or those that do when I put them in my host program, Corel Paintshop Pro, and click on the 3 that are there I get and invalid failure to launch message and it freezes my host program.

All I can suggest, as they are no longer supported, is download the last versions from:

And then use these instructions:

https://topazlabs.com/application/installation-guide/windows-paintshop-pro.html