Invalid Sim Card Galaxy S4 Us Cellular Now

Hold the Power button for 10 seconds to restart. This can clear temporary software errors that prevent the phone from recognizing the network. Reseat the SIM Card:

Power off the device, remove the back cover and battery, and slide the SIM card out. Use a soft cloth to clean the gold contacts. On many invalid sim card galaxy s4 us cellular

Solving the error on a US Cellular Samsung Galaxy S4 Go to product viewer dialog for this item. Hold the Power button for 10 seconds to restart

If you're experiencing an "invalid SIM card" issue on your Galaxy S4 with US Cellular, here are some troubleshooting steps you can try: remove the back cover and battery

If none of these steps resolve the issue, you may want to: