A. 1. Ensure that the imported playlists are correctly synced with the app. Go to the sync settings and select 'Sync Now'. 2. Check if there are any restrictions on the playlists that may prevent swiping.

B. 1. Try creating a new playlist within the app and adding songs manually to see if swiping works with that playlist. 2. If the issue persists, consider reinstalling the app.