A. 1. Check your internet connection: Ensure that you are connected to a stable Wi-Fi or mobile data network. You can do this by opening a web browser and trying to load a website. If it doesn't load, troubleshoot your internet connection first. 2. Restart the app: Close the ATH Móvil app completely and reopen it. This can sometimes resolve temporary glitches. 3. Clear app cache: Go to your device's Settings > Apps > ATH Móvil > Storage > Clear Cache. This can help remove any corrupted data that might be causing the issue. 4. Update the app: Ensure that you have the latest version of ATH Móvil installed. Go to the Google Play Store, search for ATH Móvil, and tap 'Update' if available.

B. 5. Reboot your device: Sometimes, simply restarting your device can resolve connectivity issues.