Lg G3 Sim Card Error Us Cellular 90%

: Power off the phone, remove the battery, and take out the SIM card. Gently clean the gold contacts on the SIM with a lint-free cloth and reinsert it securely into the slot.

Nothing works. The SIM works fine in another phone, so it seems like an issue with the LG G3 itself. lg g3 sim card error us cellular

Power down the device, remove the back cover and battery, and slide the SIM card out. Wipe the gold contacts with a dry microfiber cloth before reinserting it firmly. : Power off the phone, remove the battery,