One of the silent but critical improvements in 2021.7.0 was the introduction of (initially as an optional preference). Historically, a single crashing third-party plugin would take down the entire Pro Tools session. With sandboxing, each plugin runs in a separate memory space. If a plugin crashes, only that specific plugin instance shuts down; you can reload it without closing the project. For engineers using beta plugins or heavy sample libraries, this was a lifesaver.
Pro Tools 2021.7.0 acted as the great stabilizer. It took the ambitious features of the previous version and polished them for the professional environment. For studios hesitant to upgrade mid-project, 2021.7.0 represented the safe harbor—a version where the new immersive tools met the reliability required for commercial sessions. avid pro tools 2021.7.0
Exporting session data (File > Export > Selected Tracks) did not preserve the folder structure if you exported tracks from within a folder but not the folder itself. Solution: Manually re-create folder hierarchies after importing tracks, or export the entire folder parent track. One of the silent but critical improvements in 2021