SIM card errors in smartphones can occur among other symptoms of a software glitch like when installing new update with bugs. In other cases, hardware components are to blame including a damaged ...

To make sure the SIM card is properly seated and secured, follow these steps to remove and reinstall the SIM card and SD card on your Nokia 7: Turn your phone off.

Do you want to remove your SIM card from your Nokia Lumia phone. The procedure for doing this is the same for all models. In this brief article we will explain how.

If you want to use your SIM card in another phone, but it's too big, here's how to resize a SIM card to fit in a smaller SIM card tray quickly and easily.