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Samsung Galaxy A21 - Turn One-Handed Operations On / Off

2026-10-15 11:13:53.817

Samsung Galaxy A21 - Turn One-Handed Operations On / Off

Here's how to turn one-handed operations for your Galaxy A21 on or off.
  • Enabling one-handed operation adjusts screen size and layout for easy controlling of the device with one hand.
  • For first-time setup, hold device in one hand then quickly slide thumb from the edge of the screen to the middle and back.
  1. From a Home screen, swipe up from the center of the display to access the apps screen.
    These instructions only apply to the default Home screen layout.
  2. Navigate:
    Settings Settings icon
    Advanced features
    .
  3. Tap
    One-handed mode
    .
  4. Tap the
    One-handed mode switch
     to turn on Switch on icon or off Switch off icon.
    When on, select the desired option from the 'Reduce screen size by using' section:
    • Gesture
    • Button