Follow these steps to learn how to insert a SIM card into your Samsung phone.
Open the SIM card tray on the side of your mobile with the SIM removal tool.
Take the SIM card tray out.
Place the SIM into the SIM card slot. It will only fit one way.
Note: In order to proceed, flip the SIM card tray.
To insert the SIM card tray into the device, flip the SIM card tray.
Reinsert the SIM tray into your mobile. It will also only fit in one way.
Your device will now be able to connect to a mobile network and receive calls.