If you've ever called your carrier's customer service to activate a prepaid SIM card or troubleshoot a malfunctioning Android SIM card or iPhone SIM, then you've likely needed your ICCID number. The ...

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 SIM ...

Have you seen the “SIM card not detected” or “No SIM card inserted” error on your Samsung Galaxy S20, S20+, S20 Ultra, or S20 FE? This frustrating error ...

Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is a seasoned multimedia journalist with more than a decade's worth of experience producing stories for ...

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 ...

If your SIM card is not showing a signal even after multiple fixes, then you need to try these solutions: If your SIM is old, bent, or frequently loses connection, it’s better to get a replacement SIM ...

How to set a different ringtone for each SIM in your Android device Your email has been sent There are many reasons why you might want to use two SIMs in your Android device. The primary reason would ...

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. I started my career with CNET all the way back in ...

Can you use an iPhone without a SIM card? Yes, you can. But the tricky part is activating and setting up the phone in the first place. If you’d like your child to be able to use a spare phone without ...