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 scratches, chips, or bends. Carefully place the SIM card back into the tray, ...

Although cell phones have changed significantly in the last few decades, they still need a SIM. Some phones have moved to eSIMs, but many still use physical SIM cards. If you have a working phone, ...

Do you get the error message “No SIM Card Detected” or “No SIM Card Installed” after inserting a SIM card into your phone? This problem often occurs when you ...

Once you’ve activated your iPhone with your carrier, it should continue to work on the cellular network without any problems as long as you’re within range of a tower. Nevertheless, the vagaries of ...

As noted in a recent viral video, some people who have installed the latest version of iOS have reported that their phones are suddenly losing signal or reporting that they have no SIM card. In some ...

Fix the 'No SIM Card Detected' error on Android with 15 proven solutions. Quick fixes, eSIM troubleshooting, and when to get a replacement SIM.