A. 1. Clear app cache: Go to Settings > Apps > BlueMail Lite > Storage > Clear Cache to remove any corrupted data that may affect search functionality. 2. Update the app: Ensure you are using the latest version of BlueMail Lite, as updates may fix bugs related to search.

B. 3. Re-index emails: If the app has an option to re-index or refresh the email database, use that to improve search results.