1. Only apps bound to the watch can make video calls with the watch.

Please confirm whether the watch has been bound and whether there are contacts in the video call menu.

2. The watch must be in a 4G network environment before video calls can be made.

Please ensure that the watch’s mobile phone card is not in a delinquent shutdown state.

3. Please ensure that your mobile phone is connected to the Internet and can use data services normally.