The Waves Session Converter remains the best option for preserving and mixing states , assuming you use Waves plugins heavily.
Waves Session Converter is a crucial utility module for live sound engineers who need to bridge compatibility gaps between different versions of Waves software, such as eMotion LV1 waves session converter
The converter can handle MIDI and software instruments, but instrument plugins (like Serum or Kontakt) rarely transfer settings. Before converting, your virtual instrument tracks to audio. This ensures the sound is preserved. The Waves Session Converter remains the best option