Find out how to trim your own micro-SIM card for use in phones that require this new format. Sharon Profis Former Vice President of Content, CNET Studios As vice president of CNET Studios, Sharon led ...

The SIM cards that fit into those tiny slots in your cell phone and tell your cellular network to whom your calls are to be charged come in four different sizes. With the only real difference between ...

I bought a SIM-to-microSIM cutter and I tried it on a deactivated SIM card. It was easy enough to do, but it also takes out a small portion of the top of the metallic portion. I put the card in my ...

All modern iPhones and iPads now use nano-SIM cards. Unfortunately, this can be a bit of a problem for anyone switching from an older device, because the nano-SIM is much smaller than the micro-SIMs ...

If you have a SIM card that you want to put in another phone that you have, but it doesn’t fit in the SIM card tray, here’s how to resize a SIM card so that it does fit. There are three sizes of SIM ...