See also: How to Fix No SIM Card Error on Samsung Galaxy S3
How to make an emergency call without a SIM card?
When your phone has no SIM card installed, then you'll not be able to use another normal phone services. But, you can still be able to make an emergency call as listed in the steps below:
- Tap Emergency call icon displaying on the screen.
- Enter emergency numbers, for instance 9-1-1.
- Tap the Call icon.
- While you're on call, you can utilize some options available, such as turn on or off the speaker, keypad and end call.
- Tap the End Call icon to end the call.
How to make an emergency call with a SIM card?
Here's how to do so when the SIM card is installed on the phone:
- Open the Phone app.
- Enter the emergency number, for instance 9-1-1.
- Tap the Call icon.
- While you're on call, you can utilize some options available, such as turn on or off the speaker, keypad and end call.
- Tap the End Call icon to end the call.
- In the notification area you'll see the Emergency call icon appears.
- At the Emergency Callback screen:
- Tap to callback the emergency number with a single tap.
- Tap and slide to the right to exit from the emergency call mode. Once you do this step, the Emergency call icon will disappears from the notifications bar.
- Tap and slide to the left to return to the Home screen. This will allow you to access another apps while you're on the emergency call mode.
For the record, while you're on the emergency calling mode there is an advantage and disadvantage. The advantage is while in this mode you can redialing the emergency number with a single tap and the disadvantage is while in this mode the battery will run out more quickly compared while you're on the normal calling mode.