iPhone Hidden Features & Codes Complete Guide

Do you have an iPhone and not using iPhone Hidden Features that the only iOS allows its customer? Then, you are not using it right. In this article, we have written down many hidden things that you probably do not know about the phone you hold in your hand all the time. So, let’s get started with those hidden gems!

Here is A Complete List of iPhone Hidden Features:

Call Waiting Service Code

If you are an iPhone user and you want to activate or deactivate the call waiting for services on your phone, then dial *43# and you are good to go.

Call Barring Code

iPhone allows its users to know about the lock code for international outgoing calls and you can avail this service just by simply dialing *331#

Missed Call Alert Code

If you missed an important call when you were busy on another call and now you want to know the number of that missed call, simply dial *3282# from your phone

EFR Mode

Dial *3370# from your iPhone if you want to know the availability o EFR mode


Go to the dial pad on your iPhone and dial *3370# and the special IMEI code of your phone will appear on the screen.

Account Balance Check Code

You can simply dial the helpline of your service network and you will be able to know the current balance in your account

Field Test Mode

This test mode gives you all the technical information on your mobile phone such as network signal strength. Read below for the complete guideline about this procedure;

  • Press and hold the power button until you see “slide to turn off” option
  • Press and hold the home button
  • Add a code *3001#12345#*
  • As soon as you enter the code, the signal strength in the form of a number will appear on the screen. If the numbers -8-,-7-,-60 signal strength is strong but if the numbers are in 100s such as -110 or -120, your signal strength is weak
  • Open field test mode page with the code mentioned above and you will be back to normal and will be able to use the phone again

SMS Center Check Code

If you are encountering issues regarding the SMS in your phone, dial a code *#5005*7672# and your issue will be resolved

Hide Caller ID

This feature allows the user to hide their contact number while calling someone. The simple way is to just search according to your country and add it before dialing the phone number you are going to call.

Call Barring

This feature allows the users to block incoming as well as outgoing calls on your phone. Follow the below-mentioned guideline;

  • Go to the Settings
  • Click on the phone option
  • Go to the “SIM PIN
  • Add the code *33*phone pin#

Above are all the important and best-hidden features of your iPhone which we bet you did not know. So, take advantage of these features and you will be satisfied more than ever. Stay tuned for more such posts!

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