How do I change the screen brightness? Navid Ghomeshi Updated August 31, 2015 01:36 Follow Enter Settings Under Device, locate the Display tab Brightness will be the second option under Display Related articles V.40 PÓLIZA DE GARANTÍA V.360° Desktop Video Player Download for Windows How do I change the ringtone? How do I select a WiFi network? How do I exit out of an application completely on my V.45? Comments 0 comments Please sign in to leave a comment.