You are in my thoughts and prayers. I know exactly what you are going through, and it is always tough. Please be sure to take all the time you need, and take care of yourself. It is always hard to lose a loved one, but especially this time of year.
I have made a huge upgrade from an early 2009 Mac Pro desktop to a Mac Studio with an M1 chip. As a result, I am needing to update quite a bit of my software, as well. I have gone from using Photoshop from the CS6 package to Photoshop 2024. I used a bunch of the Topaz Legacy plug-ins with my old PS ...