A. 1. Restart the app: Close the app completely and reopen it. This can help reset the search function. 2. Clear app cache: Go to Settings > General > iPhone Storage, find Paperback, and select 'Offload App'. This can help clear any corrupted data that may be causing the search function to crash.

B. 3. Check for app updates: Go to the App Store and ensure you have the latest version of the app, as updates may fix bugs related to the search function.