How to change screen color on the ZTE Quartz?

To change brightness, simply pull down the notification bar, you should see a bar for brightness, adjust it. Or you can go to Settings > Display > Brightness level.

If you want to adjust color of the screen, try using this app I found in Google Play store:
Screen Adjuster Free (link)

ron hollenbeck
ron hollenbeck

how to change color or brighten

Not the answer you were looking for?