Mate 30 Pro 5G User Guide-(LIO-N29,EMUI10.0_02,en-us,5G)

Table Of Contents
Enable VoLTE
1 Contact your mobile carrier to activate the 4G and VoLTE functions for your SIM card. If
both the primary and secondary SIM card trays of a dual-SIM phone support 4G and
VoLTE, 4G and VoLTE can be enabled for both SIM cards.
2 Go to Settings > Mobile network > Mobile data. In the network settings area of SIM
1 or SIM 2, turn on the VoLTE calls switch.
Features may vary depending on your carrier.
Make a Video Call
Video calls are only possible when both parties are using VoLTE-activated devices.
1 Open Phone, touch the Contacts tab at the bottom of the screen, then select the
contact you want to call.
2 Touch
to make a video call.
During a voice call, you can also touch
to switch to a video call.
Manage Data Usage
Open Optimizer, then touch Data usage to view data usage and manage network
access.
Settings
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