To remove the SIM card from your iPhone, you'll need to eject the SIM card tray with a special tool or paperclip.

A SIM card, or subscriber identity module, is a small card in your cellphone that lets you place phone calls, send text messages, and more.

One common reason for faulty charging is simply that your phone's charging port is clogged with fluff, dirt and other debris from inside your pocket, and all that compacted rubbish is preventing your ...