A. 1. Ensure that you are tapping 'Save' or 'Apply' after making changes in the settings. 2. Restart the app to see if the settings are retained after a fresh start. 3. Check for app updates that may address this issue. 4. If the app has a reset option, try resetting settings to see if that resolves the issue.

B. 5. If the problem continues, consider uninstalling and reinstalling the app.