Samsung Galaxy S5: How to Fix Screen Brightness Goes Dimmer Randomly in Android 4.4.2 Kitkat

The auto adjust screen tone option is a power saver option in Samsung Galaxy S5. When you enable this option, the screen tone will be adjusted automatically according to the light and the analysis of the on-screen images to save more power therefore you will probably notice that your screen is slightly dimmer or darker when you use your phone to view a page or an app that has a lot of white space, such as: while you're opening a webpage in Internet app or viewing documents. Thus, if you don't want your screen dims randomly so that you can take full advantage of your big screen then you can try fixing this issue by disabling the auto adjust screen tone.


How to disable the auto adjust screen tone?
You can use two different methods to access the option to disable the auto adjust screen tone: from the general settings menu and from the S Finder.

Method #1: From the settings menu
You can turn off the auto adjust screen tone via the general settings menu by using the following steps:

1. On any screen, swipe down the top of the screen to open up the notification panel and then tap to go to the settings menu.
2. With the settings menu is displayed in grid view, scroll down to the Sound and display section and then tap Display .
3. Clear the checkbox next to Auto adjust screen tone to disable this option.
4. The auto adjust screen tone has been disabled.

Method #2: From the S Finder
You can turn off the auto adjust screen tone via the S Finder by using the following steps:

1. On any screen, swipe down the top of the screen to open up the notification panel and then tap the S Finder button.
2. Key in "auto adjust screen tone" in the search field and then tap to start searching.
3. In the search result page, under the Settings section, clear the checkbox next to Auto adjust screen tone to disable this option.
4. The auto adjust screen tone has been disabled.