Zte Axon 30 Ultra 5G Quick Start Manual page 9

2. Pull out the card tray and install the nano-SIM card(s)
into the card slot(s) as shown. Carefully slide the tray
back into place.
NOTE:
The two card slots support 5G/4G/3G/2G networks.
Charging the Phone
Your phone's battery should have enough power for the
phone to turn on, find a signal, and make a few calls. You
should fully charge the battery as soon as possible.
WARNING!
Use only ZTE-approved chargers and USB Type-C cables.
The use of unapproved accessories could damage your
phone or cause the battery to explode.
WARNING!
Do not remove the back cover. The battery is not
removable. Removal may cause fire or explosion.
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