How To Fix Samsung Galaxy S5 Back Button Not Working

When it comes to using the Samsung Galaxy S5, this smartphone has many different features, options and advanced controls. A common problem with the Samsung Galaxy S5 is that some have reported that the S5 back button is not working. These buttons on the Galaxy S5 are touch buttons that light up with each tap. These keys lit up when the Galaxy S5 is turned on, showing the smartphone is on and functioning.
Thus many believe that if the lights are not turned on the Galaxy S5 back button that it’s not working. If you have touch keys by the Home button or the return key doesn’t turn on and not working, below we’ll explain how you can fix this problem.
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For the majority of people that own a Galaxy S5, the Touch Key is not broken and is actually working. The reason that these buttons are not working, is because there just disabled and turned OFF. Samsung has a default settings that has these keys turned OFF because the Galaxy S5 is in energy saving mode. Follow these step-by-step instructions on how to turn on the Touch Key lights on the Samsung Galaxy S5.

How to fix Touch Key light not working on Galaxy S5:

Turn on the Galaxy S5
Open the Menu page
Go to Settings
Select on “Quick Settings”
Select on “Power Saving”
Go to “Power Saving Mode”
Then go to “Restrict Performance”
Uncheck the box next to “Turn off touch key light”

Now the lighting of the two touch keys on the Galaxy S5 will be turned back on.

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