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How to enable hidden Night Mode feature on Android 7 Nougat

Do you know that your Android device running on 7.0 or 7.1 and more higher versions has “Night mode” feature? The feature will help you cancel any blue light emitted from your screen. You can enable it or disable it through your System Tuner UI or you can set it to automatically based on the time of the day.

To activate the feature doesn’t require root. The Night Mode feature first appeared in the first Developer Preview of Android 7.0 Nougat but unfortunately, the feature didn’t make it to final build. That’s what make the Night Mode feature to be hidden because all main codes was still there.

Michael Evans created an app to activate the dormant Night mode feature after thorough investigations. So, to activate the feature requires little effort to pay and you would get the blue-cancelling screen filter on your Android Nougat.

Watch My Video on how to Activate Night Mode Feature on Android 7 Nougat

If you wish to follow up written article, kindly keep reading below and you will be acquainted on how to enable the night mode settings on Android Nougat.

Enable System UI Tuner Menu

It’s easy to enable on Android, just like enabling developer options. Firstly, swipe down your phone twice to fully expand the Quick Settings Menu. Now, hold the gear icon at the top-right corner, then let go off after 10 seconds. You will be taken directly to your Settings options, where you will a congratulating message, saying “Congrats! System UI Tuner has been added to Settings“. Voila! You have activated the System UI Tuner.

Enable Night mode on Android Nougat

Tap on “Settings” gear for 10 seconds

Welcome Message for activating System UI Tuner

Welcome Message for activating System UI Tuner

Install Night Mode Enabler App

Now, that you have successfully activated the System UI Tuner, you can now download the app designed fittingly for enabling the Night mode feature on Android Nougat. You can download the app over here on playstore.

Enable Night Mode

Install and launch the Night mode enabler app and tap on the lone button at the middle of the screen. You will be taken directly to the Android’s hidden Night mode settings in the System UI Tuner. Toggle it on at the top to enable the Night Mode and you can as well adjust other night mode settings.

Tips: You can swipe twice down to the quick settings menu and swipe left to see the Night Mode feature. You can tap on it to manually enable and disable it.

You will have something like this below:

Do you encounter any problems or issues while enabling the Night Mode feature on your Android Nougat? Kindly ask more questions and if it works for you, kindly share your experience!


  1. Harun Khalid Adeiza Harun Khalid Adeiza February 27, 2018

    Yeah! It’s very wow when I came to know this feature, i enabled the UI Tunner as well with some of the other stuff there! Kudos to all our guru’s for reviewing this nice article.

  2. Ayo ade Ayo ade February 27, 2018

    I thought only ios had this feature. Thanks bro

  3. Haruna Mustorpha Haruna Mustorpha February 28, 2018

    It’s a very nice feature, but why is it that you can not reduce the brightness from the normal size of Brightness? I still have to put mine on Adaptive brightness before it can be reduced. Is there any other helpful app to carry out this task?

    • Prexblog Prexblog Post author | February 28, 2018

      You can use Lux Auto Brightness app or Brightness Control app.

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