A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...

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 ...

Seeing a SIM Not Provisioned error message on your Android phone can be extremely annoying. Here's what's causing it, and how ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Zoe Thomas: This is your Tech News Briefing for Tuesday, July 26th. I'm Zoe ...

Every month, you pay a bill for cell phone service. Somehow, that access needs to make it to your device. The SIM card, or "subscriber identity module," connects your phone with your phone bill. While ...

You can find your phone number on an iPad associated with either its SIM card or FaceTime account, depending on your iPad's ...