
So restart your device and allow it to connect to the network once again, and check if your Android device is reading the SIM. When your phone restarts, it refreshes most of the software, which in turn ensures that minor errors can be resolved by it. Let us begin with the quickest and easiest way to solve the problem. Ways to resolve the No SIM card error in Android Solution 1: Restart your device See also: How to Fix Android Won’t Download apps. A smartphone may not be smart any longer with the no SIM card installed error. In other words, no phone calls, no mobile data, and no messages. A phone showing this error shows that you don’t have the connectivity on your phone. While we can continue to explore more reasons for the problem, let us see how we can resolve using your phone as usual. It may also indicate your device’s inability to check for a network. There is a chance that the SIM card is inserted correctly, but your device is not reading it because of software corruption.


No SIM card can mean problems with your device’s software too. It is the most common reason for the error, but it is not the only reason why your phone may show this error. The No SIM card error on Android usually occurs when your SIM card is not inserted correctly.
