As mentioned above, I would consider taking a few free short courses in the software you used to use. This way you can get familiar with updates to the software, and boost your confidence regarding those skills.
Sharpening your tools, and organizing them, will help you understand what jobs or gigs might be best suited for you currently. It might also while where you want to shore up your knowledge.
It'll have many benefits. Boost in confidence. Gives you something productive to do and work towards. Expand your options. Etc.
Give yourself the gift of knowing what you know, and what you don't. When you know, you can do something with and about it.