Important: Make sure to switch off
HTC One X before removing your SIM card.
HTC One X face down and the top panel facing you.
Insert the tip of the SIM eject tool (or a small bent paperclip) into the small hole next to the SIM card tray slot.
You should insert it at an angle.
Push the tip all the way into the hole until the SIM card tray ejects.
Pull the SIM card tray out.
Take the SIM card from the SIM card tray.