When cell phones first came out, they only did one thing: make phone calls. Our smartphones are now supercomputers stored in our pockets, and most of us are not tapping into their true potential. Tap or click here for seven things you didn’t know your Android could do.

From hacks and tricks to secret options, iOS and Android have hidden ways to get the most out of your most expensive accessory. If you own an Android phone, there is a hack that you might find useful.

If your phone is malfunctioning or you’re curious about new features, you can locate a diagnostics menu to help you. Some Android smartphones have a secret menu, and we’ll show you how to find it.

What’s in the secret menu

This secret menu was developed for technicians to quickly look at your phone and see what was working and what was not. As it was designed for technicians, not everyone knows the menu.

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If your phone is not working properly, you can test the diagnostics menu to see if certain features are working properly. You can check your phone components like screen, speaker, S-Pen and more.

This feature is only available on certain Samsung models, so not everyone will have access to it.

How to locate it

Instead of tapping on the back of your phone or swiping, this menu can be brought up using the number pad. Here’s how:

  • Open the dial pad as if you were making a phone call
  • Type *#0*#
  • The menu will appear automatically

The diagnostics menu will appear as a gray screen with white buttons. Be careful what you press, however, as this menu was designed for trained technicians and not for the everyday user.

Press a button to see the associated test and you can browse to find the ones that are useful to you.

Backup to

Once you have opened the diagnostic menu, the way to close it is not visible. There are a few techniques to get out of the secret menu depending on your phone model.

If you have a Samsung Galaxy Note 10+, you can go back twice. You can also hold down the power button. If your phone has a home button, you can press it to exit the secret menu.

If that doesn’t work, you can try using the back button.

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