How to Activate Viber for Android
If you are using Viber for the first time, you need to set it up and activate it with your phone number. To activate Viber for Android phones and ...
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HTC 10 is one of the few devices that offer wi-fi calling on the unlocked variant. to turn off / disable Wi-Fi calling on HTC 10 with no carrier, do as follows:
1. Open the Dialer app on your HTC 10
2. Tap the 3-dot icon on the top right of the screen, and go the Settings.
3. Scroll down to the Enhanced Communications settings, and toggle off the Wi-Fi Calling option.
Note that, if you are using the carrier model of HTC 10, the settings for WiFi Calling feature may vary.