A. 1. Check for updates: Ensure that you have the latest version of the app installed. Go to the Google Play Store and check for updates. 2. Restart your device: A simple restart can sometimes resolve app issues.

B. 3. Clear app cache: Go to Settings > Apps > BudapestGO > Storage > Clear Cache. This can help restore functionality. 4. Reinstall the app: Uninstall and then reinstall BudapestGO from the Google Play Store.