CATIA stores licensing paths in the CATEnv files located in C:\ProgramData\DassaultSystemes\CATEnv .
Even if a file named "CATIA_V56_Repack_Ultimate_64bit.iso" exists, installing it on a production or student machine is a catastrophic risk. catia v56 repack
The "V5-6" naming convention highlights the synchronization between V5 and the newer Version 6 (3DEXPERIENCE), allowing for better data compatibility between the two. CATIA stores licensing paths in the CATEnv files
If you are considering a repack because you find the software difficult to manage, you aren't alone: vs. AutoCAD you aren't alone: vs. AutoCAD