If you're experiencing issues with downloading videos in TeleGuard, you can try the following steps to resolve this:

1. Check Your Internet Connection: Ensure you have a stable internet connection. A weak or unstable connection can prevent videos from downloading properly.

2. Update the TeleGuard App: Make sure you are using the latest version of the app. Open the Google Play Store, search for TeleGuard, and check if an update is available. Update if needed.

3. Clear Cache and Data:
- Go to your device's Settings.
- Select Apps or Application Manager.
- Find and select TeleGuard.
- Tap on Storage and then choose Clear Cache.
- After clearing the cache, you may also choose Clear Data to reset the app settings, but this will erase any locally saved information in the app.

4. Check Storage Space: Ensure that your device has enough storage space available. If your device is low on storage, it might prevent downloads.

5. Force Stop the App:
- Navigate to Settings > Apps > TeleGuard.
- Tap on Force Stop.
- Restart the app and attempt to download the video again.

6. Adjust Download Settings:
- Open TeleGuard and go to Settings.
- Look for options related to media downloads (such as "Save to Camera Roll" or similar) and ensure they are enabled.

7. Restart Your Device: Sometimes, a simple restart can fix minor glitches. Restart your Android device and try downloading the video again.

8. Reinstall TeleGuard: If the problem persists, uninstall the app and then reinstall it from the Google Play Store.

9. Check Permissions: Ensure that TeleGuard has proper permissions to access storage on your device:
- Go to Settings > Apps > TeleGuard > Permissions.
- Make sure permissions for Storage are allowed.

10. Check for Server Issues: Rarely, server issues can prevent file downloads. You may visit forums or community boards for user reports on current server status.

If you've implemented all these steps and the issue remains unresolved, consider reaching out to the TeleGuard support team for further assistance.

You can also explore community solutions related to similar concerns:
- Some users have reported that certain video messages may save incorrectly or not at all – learn more - learn more - learn more.

If issues persist, keep an eye on updates or patch notes from TeleGuard that may address known issues with video downloads.