Nowadays smartphones are coming with tray systems. In the past, we need to open back cover, remove the battery to change the SIM card. To open back panel we need to turn off the mobile, which is a ...

If you’ve lost the SIM ejector tool that comes with the iPhone, you can still open the iPhone SIM tray with some workarounds. Here’s how. If you frequently take international trips it probably means ...

Smartphone users often safeguard the data on their devices through biometric locks, PINs, or passcodes. However, the data stored in the SIM memory remains vulnerable. If someone removes the SIM card ...

Almost everybody uses a passcode to secure their iPhones these days, but did you know that you can lock your SIM card with a PIN too? This further prevents other people from using your device by ...