User Manual
Table Of Contents
- Samsung Galaxy S21 5G | Galaxy S21+ 5G | Galaxy S21 Ultra 5G User Guide
- Contents
- Getting started
- Galaxy S21 5G
- Galaxy S21+ 5G
- Galaxy S21 Ultra 5G
- Set up your device
- Start using your device
- Turn on your device
- Use the Setup Wizard
- Bring data from an old device
- Lock or unlock your device
- Side button settings
- Accounts
- Set up voicemail
- Navigation
- Navigation bar
- Customize your home screen
- S Pen
- Bixby
- Modes and Routines
- Digital wellbeing and parental controls
- Always On Display
- Biometric security
- Multi window
- Edge panels
- Enter text
- Camera and Gallery
- Apps
- Settings
- Access Settings
- Connections
- Sounds and vibration
- Notifications
- Display
- Dark mode
- Screen brightness
- Motion smoothness
- Eye comfort shield
- Screen mode
- Font size and style
- Screen zoom
- Screen resolution
- Full screen apps
- Camera cutout
- Screen timeout
- Accidental touch protection
- Touch sensitivity
- Show charging information
- Screen saver
- Lift to wake
- Double tap to turn on screen
- Double tap to turn off screen
- One‑handed mode
- Lock screen and security
- Accounts
- Device maintenance
- Accessibility
- Other settings
- Learn more
- Legal information
Lock or unlock your device
Use your device’s screen lock features to secure your device. By default, the device
locks automatically when the screen times out. Learn more: Lock screen and security
Side button
Press to lock.
Press to turn on the
screen, and then
swipe the screen to
unlock it.
Getting started
15
Devices and software are constantly evolving — illustrations are for reference only.