To resolve the "No connection to server" issue with the TeleGuard app, follow these step-by-step troubleshooting methods:

1. Check Internet Connection
Ensure that your device is connected to a stable internet connection. Try switching from Wi-Fi to mobile data, or vice versa, to see if it resolves the issue.

2. Restart Your Device
Restarting your device can often reset any network issues or applications that may be causing connection problems.

3. Update TeleGuard App
Make sure you are using the latest version of the TeleGuard app. Go to the Google Play Store, search for TeleGuard, and check for any available updates. Installing the latest version can fix connection bugs.

4. Check for Server Outages
Sometimes the issue might not be on your end. Check online resources or forums like Reddit to see if other users are experiencing similar issues, which could indicate a server outage - learn more.

5. Reinstall the Application
If updating the app does not help, uninstall TeleGuard and then reinstall it. Go to your device settings, find the TeleGuard app, uninstall it, and then download it again from the Google Play Store.

6. Adjust Phone Settings
Ensure that no settings are blocking TeleGuard's access to the internet. Check your device firewall or VPN settings, if applicable.

7. Contact Support
If you continue to experience issues after trying these steps, reach out to TeleGuard's customer support for further assistance. They offer 24/7 support for issues like this - learn more.

By following these steps, you should be able to reconnect to the TeleGuard server successfully. If problems persist after all troubleshooting efforts, it may indicate a more complex issue that requires professional support.