Samsung Galaxy S21
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Phones and devices
Samsung
Galaxy S21
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Device home
Getting started
Basic functions
Calls, contacts, messaging
Connectivity
Specifications
Sound and screen settings
Selecting ring tone
Turning silent mode on or off
Setting date and time
Turning notifications on or off
Security codes
Turning use of PIN on or off
Turning use of phone lock code on or off
Apps
Installing apps from Google Play
Uninstalling apps
Using music player
Turning automatic update of apps on or off
Deleting temporary data
Turning automatic synchronisation of content on or off
Software update
Updating phone software
Restoring factory default settings
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