To resolve the "No connection to server" issue you are experiencing with the TeleGuard app, follow these steps:

Check Your Network Connection

1. Verify Internet Access:
Ensure that your device is connected to a stable internet connection. You can check this by attempting to access a web page or another app that requires internet.

2. Switch Networks:
If you're on Wi-Fi, try switching to mobile data (or vice versa) to see if the issue persists.

Restart Your Devices

1. Restart Your Phone:
This simple step can often resolve connectivity issues. Power off your device, wait a few seconds, and then turn it back on.

2. Restart Network Equipment:
If you're using Wi-Fi, restart your router. Disconnect it from power, wait for about 15 seconds, and plug it back in.

Check for App and System Updates

1. Update the TeleGuard App:
Go to the Google Play Store or App Store, search for TeleGuard, and update it if an update is available.

2. Update Device Software:
Check for system updates on your Android device by navigating to Settings > System > System Update. Install any available updates.

Review App Permissions

1. Check Permissions:
Ensure that TeleGuard has the necessary permissions to access your internet connection. You can do this by going to Settings > Apps > TeleGuard > Permissions.

Reinstall the App

1. Uninstall TeleGuard:
Long press the app icon and select "Uninstall." Confirm if necessary.

2. Reinstall TeleGuard:
Go to the Google Play Store, search for TeleGuard, and reinstall the app.

Consider Device Restrictions

1. Device Banning:
As mentioned in some user reports, if you have been device-banned, your phone may not be allowed to connect to the server. If this is the case, you may need to contact TeleGuard support for assistance or to appeal the ban. You can check discussions regarding this issue on Reddit for context and experiences from other users - learn more.

Access Customer Support

1. Visit the TeleGuard Help Center:
For further assistance or troubleshooting guides, you can access the TeleGuard Help Center at learn more.

By following these steps, you should be able to diagnose and resolve the "No connection to server" issue with your TeleGuard app. If problems persist, utilizing support resources can provide additional help tailored to your situation.