Avoid Row 22 like the plague, and never pay extra for Row 1. Now that you have the full map in your head, go book your seat and fly smart with Air Arabia.
Yes, up to 1 hour before departure via the app, subject to availability. You may pay the difference if moving to a premium seat. air arabia airbus a321 seat map
Next time you fly Air Arabia, open that seat map not as a formality, but as a strategy guide. Avoid Row 22 like the plague, and never pay extra for Row 1