User opens U.S. Cellular’s “My Account” or “Support” app → selects “Data Not Working” → chooses device model “LG G3.”
Power down the phone and carefully remove the SIM card. Check for damage, then reinsert it firmly. 2. Verify Mobile Data and Usage Limits lg g3 data not working us cellular
Go to > Network & Internet (or Tethering & networks ). Ensure Mobile Data is toggled ON . User opens U