To check if your Android phone is unlocked, try swapping in another SIM card or test your network settings. If calls work, ...

Need to access your Android device's SIM tray but can't find the ejector tool that came in the box? All hope is not lost. There are a few things you can try.

You can check if your device is locked through the IMEI information, or by switching out the SIM card, or by checking via the device's mobile settings.

Cybercriminals are targeting mobile users through SIM swap fraud. They trick operators to transfer numbers. This gives them access to sensitive accounts. Users should strengthen account security.

One question we get all the time is whether or not an Android phone will work without a SIM card. Basically without having service from a carrier. Including what to do with old smartphones ...