[jaki]

Why can't all this be done in one click with ISTA-P, if szl is new? Why run on different programs? ISTA-P will determine the compatibility and sequence of actions with your help. Why complicate your life, especially if you do not understand the registration process.
Indicate in ISTA-P that szl has been replaced and say that you need to register it in full. It will even update the program if you want it.

Can't agree more