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.

Have you ever wondered exactly how a SIM card works? We’ll help you understand why your phone needs one and what they do to keep you connected. Image: TalkAndroid Editorial Note: Talk Android may ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead.

MOSCOW, Nov. 6 (Xinhua) -- Russia has officially introduced SIM cards for children allowing parents to track their kids' real-time locations, Maksut Shadayev, minister of digital development, ...

Last week, U.S. Secret Service investigators found SIM servers in the Tri-State area that were capable of disabling cell ...