User Manual
Table Of Contents
- Samsung Galaxy S21 5G | Galaxy S21+ 5G | Galaxy S21 Ultra 5G User manual
- 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 key 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
- Keep screen on while viewing
- One‑handed mode
- Lock screen and security
- Screen lock types
- Find My Mobile
- Google Play Protect
- Security update
- Permission manager
- Controls and alerts
- Samsung Privacy
- Google Privacy
- Samsung Pass
- Secure Folder
- Private Share
- Samsung Blockchain Keystore
- Install unknown apps
- Password for factory data reset
- View passwords
- Device administration
- Credential storage
- Advanced security settings
- Location
- Accounts
- Device maintenance
- Accessibility
- Other settings
- Learn more
- Legal information
Settings
Turn on Data saver
Use Data saver to reduce your data consumption by preventing selected apps from
sending or receiving data in the background.
1.
From Settings, tap
Connections > Data usage > Data saver.
2.
Tap
to turn on Data saver.
•
To allow some apps to have unrestricted data usage, tap Allowed to use data
while Data saver is on, and tap next to each app to specify restrictions.
Monitor mobile data
You can customize your mobile data access by setting limits and restrictions. Options
may vary by service provider.
◌
From Settings, tap Connections > Data usage. The following options are
available:
•
Mobile data: Use mobile data from your plan.
•
International data roaming: Enable mobile data services while roaming
internationally.
•
Mobile data only apps: Set apps to always use mobile data, even when your
device is connected to Wi-Fi.
•
Mobile data usage: View data usage over mobile connections over a period
of time. You can view total usage as well as usage by app.
•
Billing cycle and data warning: Change the monthly date to align with your
service provider’s billing date.
TIP Use these features to keep an eye on your estimated data usage.
Monitor Wi-Fi data
You can restrict Wi-Fi data access by customizing usage limits and networks.
1.
From Settings, tap
Connections > Data usage.
2. Tap Wi-Fi data usage to view data usage over Wi-Fi connections over a period of
time. You can view total usage as well as usage by app.
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