A common debate in forums: Why not just upgrade to v18?
While CSI now pushes version 20+ (ETABS v22.0.0 as of recent years), version 9.7.4 remains in use in specific niches: legacy project maintenance, forensic engineering, and firms that prioritize speed over eye candy. Let’s break down what made (and still makes) this version special. etabs 9.7.4
If you have an old .EDB file from 2009 sitting on a backup drive, 9.7.4 is still the key to opening it. Just don't try to design a 50-story buckling-restrained brace frame structure with it. A common debate in forums: Why not just upgrade to v18