Swipe down from the top of your screen to open the notification panel. Tap the Airplane mode icon to enable it, wait 10-15 ...

Use a SIM ejector tool or paperclip to gently remove the SIM tray. Take out the SIM card and inspect it for damage, such as ...

SIM card problems can easily be determined by the error prompts and warning messages. Among the most common SIM errors that have plagued various Android devices ...