VoLTE stands for Voice over LTE and that is calls performed through the 4G network.
Yes. Only browsing is performed through the WiFi network. Voice calls are performed through VoLTE.
Yes. VoLTE service is still ON while mobile date is deactivated.
No. VoLTE service is currently unavailable on foreign networks. Voice calls are performed the traditional way.
Yes. When there is not a 4G coverage, customers use the 3G network.
No. The call will continue through the 3G network.
MultiSIM is currently unavailable in combination with VoLTE.
In order for you to enjoy a high-quality service your device needs to be authorized first by Cytamobile-Vodafone. This procedure is performed in accordance with the mobile companies. Authorized devices are being added in our website.
You can always deactivate VoLTE through settings on your device. You will no longer perform VoLTE calls. However you still remain a VoLTE customer and thus MultiSIM will not be available to you.
Make sure you have the latest software update. Remember to do that on a WiFi network so that you do not use MB for the update.
Settings > Software update
Settings > General > Software update