If you’re thinking of moving to a new network, and want to keep hold of the same iPhone, you may hit a snag: the device is locked to your current carrier and can’t be used with any other company.

After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

An unlocked phone is the key to getting service from an alternative carrier. Here's how to check if a phone is unlocked.

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If you’ve bought a cellular iPad from someone other than Apple, you may later find that the iPad is locked to a particular network. If you insert a SIM from a ...

The big reason to immediately update to the November security patch – besides being the first one for the Pixel 7 – is that it contains a bug fix for a security issue that can unlock and bypass your ...