Make sure the internet connection on your device is reliable. Try opening other apps or browsers to ensure that you can access the Internet properly. On your Android device, try clearing the cache of the Amplifi Remote app. You can find this option in Settings > Applications > Amplifi Remote. Clearing the cache may help resolve the temporary issue. Make sure you have the latest version of the Amplifi Remote app. Search for the app in the Google Play shop and check for available updates. Installing the latest version may fix known issues. Try restarting your router, modem or Amplifi device. Sometimes, restarting these devices can fix network connectivity issues. If the problem persists, try uninstalling and reinstalling the Amplifi Remote application. This may eliminate any potential installation issues.