My Phone Is Saying Invalid Sim -

If your phone is displaying an alert, it means the device is failing to communicate with the Subscriber Identity Module (SIM) card that connects you to your mobile network. This common issue can stem from a physical problem, like a dirty card, or a digital one, such as a software glitch.

The following diagnostic tests can be performed to further investigate the issue: my phone is saying invalid sim

Turn on Airplane Mode for about 15 seconds , then turn it off again. This forces the phone to re-scan for nearby cellular signals. If your phone is displaying an alert, it