Whether you've recently added a new line to your Android phone for faster internet or gotten a new work SIM, a "SIM Not Provisioned" error message can disrupt your ...

Fix bad reception fast with reliable steps like toggling Airplane Mode, restarting, or resetting your phone’s network ...

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. I started my career with CNET all the way back in ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead. I started my career with CNET all the way back in 2005, when the (original) ...

You can block or unblock a number on an Android phone using the built-in Phone app's "Blocked numbers" menu.

European law enforcement in an operation codenamed 'SIMCARTEL' has dismantled an illegal SIM-box service that enabled more ...

There are so many new settings and features baked into modern Android smartphones that it's really easy to overlook some of them — even when they're active. Sure, they might show a notification in the ...

Here are six easy ways to unlock your Android phone without an actual password. While an alphanumeric password is currently ...

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

To unlock your iPhone from its carrier, you'll likely need to contact your carrier directly to cancel your contract.

The US Secret Service announced this morning that it has located and seized a cache of telecom devices large enough to “shut down the cellular network in New York City.” And it believes a nation-state ...

The rogue cellular network spanned '100,000 SIM cards across multiple sites,' and was used to make fake calls to US officials, including swatting threats. A rogue cellular network secretly operating ...