Changing physical SIM cards on your phone is always a fiddly business. First, you have to root for the little SIM tray tool ...

If you're in the market for a new phone, you have tons of great options. But what do you do with the old one? Here's how to ...

The cut corner on a SIM card serves a crucial practical purpose: ensuring correct orientation and preventing damage to the ...

Learn how to activate eSIM on your iPhone with this easy guide. Discover compatibility, setup methods, and tips for seamless activation.

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Managing Editor Alison DeNisco Rayome joined CNET in 2019, and is a member of the Home team. She is a co-lead of the CNET Tips and We Do the Math series, and manages the Home Tips series, testing out ...