These are proven fixes you can use if you’re looking to resolve the “No SIM card detected” or “No SIM card installed” issue on your iPhone or Android smartphone.

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another.

Key Takeaways Ultra Mobile provides a 3-in-1 SIM kit for maximum compatibility. The kit includes a SIM injector tool for easy installation. For iPhones, the SIM card tray is located on the side of the ...

Select Sim Manager or SIMS. Tap Add mobile plan or Download SIM card or Add SIM. Then follow the on-screen instructions and scan the QR code when prompted.

Most Android phones, like this Pixel 9 Pro Fold, still include a physical SIM card slot alongside the option to install a virtual eSIM. Lisa Eadicicco/CNET eSIM on an Android phone ...