A. 1. Clear the app cache by going to Settings > Apps > Pick 'n Save > Storage > Clear Cache. 2. Ensure your device's operating system is up to date by checking for updates in Settings > System > Software Update.
B. 1. Uninstall and reinstall the app to fix any corrupted files. 2. If the app continues to crash, try using it on a different device to see if the issue persists.