How To Fix Facebook Messenger Calls Working On Mobile?

To resolve issues with Facebook Messenger calls not functioning correctly on your mobile device, consider the following steps based on the search results provided:

iOS Devices:

1. Check Network Connection: Ensure you have a strong and reliable Wi-Fi or mobile data connection. Switch networks if needed.

   • Navigate to Settings > Mobile Data or Cellular, depending on your iOS version.
   • Make sure Cellular Data and Mobile Data are enabled for Messenger under the list of apps.

2. Enable Microphone and Camera Access:

   • Go to Settings > Messenger.
   • Ensure that 'Camera' and 'Microphone' permissions are granted for Messenger.

3. Restart Messenger: Close the app completely and relaunch it.

4. Disable Do Not Disturb:

   • Go to Settings > Focus > Do Not Disturb.
   • Turn off Do Not Disturb mode.

5. Unmute Contacts:

   • Within Messenger, locate the contact(s) who cannot be heard during calls.
   • Toggle on the sound setting within the contact information.

6. Update Messenger:

   • Visit the App Store and update Messenger to the latest version.

For Android devices, perform the following actions:

1. Network Connection: Verify a good signal strength or switch to a more robust Wi-Fi network.

2. Permissions:

   • Long-press the Messenger app icon > App Info > Permissions.
   • Grant the required permissions for Camera and Microphone.

3. Clear Cache:

   • Long-press the Messenger app icon > App Info > Storage & cache > Clear cache.

4. Data Usage:

   • Long-press the Messenger app icon > App Info > Mobile data & Wi-Fi > Enable unrestricted data usage.

5. Reinstall Messenger: As a last resort, uninstall and reinstall the Messenger app.

Remember to check for potential service outages affecting Facebook services, which could impact functionality.