Important: Avoid scratching the touch screen. Never use an actual pen, pencil, or other sharp object on the touch screen.
Your phone display
Leaving the phone screen on with maximum brightness level for a long time may cause the display image to remain on the screen even when the screen switches off or when a new image appears on the screen.
To avoid this:
Lock your screen when you’re not using the phone and set the phone screen to switch off after a short time. Tap Settings > Display > Advanced > Sleep and select the time.
Keep your phone up to date and accept available software updates
Lower the screen brightness: Tap Settings > Display > Brightness level. To adjust the brightness, drag the brightness level slider. Make sure that Adaptive brightness is disabled.
Tap and hold to drag an item
Place your finger on the item for a couple of seconds and slide your finger across the screen.
Place your finger on the screen and slide your finger in the direction you want.
Scroll through a long list or menu
Slide your finger quickly in a flicking motion up or down the screen and lift your finger. To stop the scrolling, tap the screen.
Zoom in or out
Place 2 fingers on an item, such as a map, photo, or web page, and slide your fingers apart or together.
Lock the screen orientation
The screen rotates automatically when you turn the phone 90°.
To lock the screen in portrait mode, swipe down from the top of the screen and tap Auto-rotate to switch to Portrait.
Use the navigation keys
To see which apps you have open, swipe up the home key .
To switch to another app, swipe right.
To close an app, swipe it up.
To go back to the previous screen, tap the Back key . Your phone remembers all the apps and websites you‘ve visited since the last time your screen was locked.
To go to the home screen, tap the Home key . The app you were in stays open in the background.
Do you want the overview key check_box_outline_blank back? Tap Settings > System > Gestures. Disable Swipe up on Home button and you the overview key will reappear at the bottom right of your screen.
Open two apps at once
To navigate more easily between apps, swipe up the home key .
Tap the app icon at the top of the app and tap the icon.
Tap another app in the app list to divide the screen between two apps.
To go back to the normal view, tap one of the apps and swipe up.