Cellular Diagnosis & Fix Assistant (for Legacy Devices)
The LG G3 is a 2014 phone; U.S. Cellular has since refarmed spectrum and updated APN/authentication protocols. lg g3 data not working us cellular
U.S. Cellular reps often give generic “reset network settings” which fails if the baseband or APN is carrier-specific. Cellular Diagnosis & Fix Assistant (for Legacy Devices)
Given the age of the LG G3, if Steps 1 through 5 do not resolve the issue, the device is likely no longer fully compatible with U.S. Cellular’s modernized LTE/VoLTE network architecture. It is recommended to upgrade the device. lg g3 data not working us cellular
To determine if the issue is the phone or the account: