1. To adjust the display options, swipe down from the Notficiation bar, then tap All settings.
   
2. Tap System.
   
3. Tap Display.
   
4. To change the phone’s brightness either adjust manually via the Brightness level dropdown menu, or tap the Toggle to automatically adjust display brightness.
   
5. To adjust the screen’s rotation,tap the Rotation lock toggle.
   
6. To change the screen lock settings, from the settings menu, tap Personalization.
   
7. Tap Lock screen.
   
8. Scroll to and tap the Screen times out after field and adjust to the Desired time.