The manual is revised with each firmware update. Your M22’s "About" screen will show the current firmware version (e.g., v4.2.1). Always match your manual version to your firmware. Using a v3 manual on a v4 system can lead to dangerous parameter mismatches.
But the manual wasn't done with her yet. Before she powered down for the night, she turned back to Chapter 4: Treatment Parameters and Safety.
A major focus is on contraindications (e.g., active infections, viral diseases) and the requirement for professional training before operation.