How do I get rid of invalid SIM notification?
How do I get rid of invalid SIM notification? Now, open Hide Persistent Notifications and tap on the + button in the lower-right corner then select the "No SIM card inserted" notification, then hit "Hide" on the popup. Note that the notification has to be currently visible before you'll see it in the "Select a Notification" page. Why does my SIM card not work in my tablet? The reason why does your phone show no SIM card error is that your phone is unable to properly read the contents of your SIM card. This usually happens when your SIM card...