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Help & support guides for your Samsung Galaxy S4
Getting started
Basic functions
Calls, contacts & calendar
Messaging & email
Internet & entertainment
Data & wireless
Popular apps
Troubleshooting
Basic functions
Sound settings
Select ring tone
Select message tone
Turn silent mode on or off
Turn vibration on or off
Select ring volume
Display settings
Select language
Set date and time
Personalise your phone display
Adjust display brightness
Security, PIN & PUK codes
Turn use of PIN on or off
Change PIN
Retrieve PUK code and unlock SIM
Turn use of phone lock code on or off
Change phone lock code
View network lock status
Software update
View software version
Back up phone memory
Update phone software
Restore factory default settings
Voice control (S Voice)
Select settings for voice control (S Voice).
Use voice control (S Voice)
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