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Learn how to customize the display and adjust the backlight on an iPhone running Apple iOS 15. 

 

Appearance

  1. From the Home screen, tap Settings > Display & Brightness.
  2. Select from the following:
    • Light
    • Dark
  3. Automatic (on / off)
  4. Options
    • Sunset to Sunrise
    • Custom Schedule

 

Backlight: Change brightness

  1. From any screen, access the Control Center:
    • iPhone X: Swipe down from the upper-right corner of the screen.
    • iPhone 8 and earlier: Slide your finger up from the bottom of the screen. If a small arrow appears, slide your finger up again.
  2. Touch and drag the slider with the sun icon to manually adjust screen brightness.

 

Backlight: Timeout

  1. From the Home screen, tap Settings > Display & Brightness > Auto-Lock.
  2. Choose from the following options:
    • 30 Seconds
    • 1 Minute
    • 2 Minute
    • 3 Minute
    • 4 Minute
    • 5 Minute
    • Never

 

Folder: Add

  1. Tap and hold one of the icons you want to put in a folder until the icons jiggle.
  2. Once the Home screen icons jiggle, drag one of the icons onto another icon to create the folder.
  3. If desired, tap the text area to edit the name of the folder.
  4. iPhone 8 or older: Press the home button when finished or iPhone X or later: Hold and swipe up from the bottom of the screen when finished.

 

Folder: Delete

  1. Navigate to the folder on the device
  2. Tap and hold one of the icons you want to put in a folder until the icons jiggle.
  3. Drag the icon out of the folder and place it on the home screen.
  4. Repeat for all icons in the folder to delete the folder.

 

Wallpaper: Home screen

  1. From the Home screen, tap Settings > Wallpaper.
  2. Tap the image of the Lock or Home screen.
  3. Select the image to use.
  4. Tap Set.
  5. Select desired option:
    • Set Lock Screen
    • Set Home Screen
    • Set Both
  6. iPhone 8 or older: Press the home button when finished or iPhone X or later: Hold and swipe up from the bottom of the screen when finished.

 

Wallpaper: Lock screen

  1. From the Home screen, tap Settings > Wallpaper.
  2. Tap the image of the Lock or Home screen.
  3. Select the image to use.
  4. Tap Set.
  5. Select desired option:
    • Set Lock Screen
    • Set Home Screen
    • Set Both
  6. iPhone 8 or older: Press the home button when finished or iPhone X or later: Hold and swipe up from the bottom of the screen when finished.

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