RCA G2 User Manual page 26

When the cellular data is enabled, but the "LTE" "H"
or "E" is not displayed on the top of the screen or
you sign up with a Mobile Virtual Network Operator
(MVNO), like Tracfone and Straight Talk which network
operates on big carriers, you might need to configure
your phone's APN settings. The APN Settings are a unique
combination of values, please contact your carrier for
the newest APN as this differ from network operator
to network operator. To get started configuring APN settings:
To get started configuring APN settings:
1. Open your phone's Settings app
2. Tab on Network&internet
3. Go into where it says Mobile Network
4. Tab on Advanced
5. Tab on Access Point Names (bottom row)
6. Tab to create a new APN
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