Trying to open the SIM card slot or microSD tray on your smartphone is not so easy if you've lost your SIM eject tool, but we're here to save the day.
Generally, when you power up a new iPhone, you automatically come across the pop-up message “No SIM Card” or “SIM Card required” if you haven’t inserted a SIM into the device. You can dismiss this message easily if you own an iDevice with OS 11.4 or above. Here’s a simple gu...