Persistent storage
Off — data could be evicted when space is low
Export backup
Download all decks, cards & progress as a file
Import backup
Restore or merge a backup file (keeps newer data)
Force update
Updates the app code to the latest version · keeps your progress
Rebuild schedule from history
Recomputes due dates from your review log · fixes cards wrongly reset to new
Merge duplicate cards
Combines cards that forked into two copies · fixes inflated due counts
Refresh deck from latest
Re-pulls the deck content · erases progress on this device