Huawei Honor 7 - Why Cant I Use Voice Calls in Hangouts

307
19.34 How do I add a note?
Open Notes, edit a note, and touch to save it.
19.35 Why can't I use voice calls in Hangouts?

The Hangouts version does not support this function.
Update the Hangouts version.

The Hangouts version of the other party does not support this function.
Invite the other party to update the Hangouts version or use another method to call you.

Data services are faulty.
Re-enable data services and try again.
19.36 How do I set privacy protection?
1. On the dialer screen, open the options menu and touch Privacy protection. Enable the
privacy protection according to the onscreen instructions. Set the owner password and
visitor password. Select the contacts, albums, and apps that need privacy protection.
2. Go to Settings > Security > Privacy protection and follow the onscreen instructions to
enable privacy protection.