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Samsung
Galaxy S21 5G
Getting started
Samsung Galaxy S21 5G
Android 11.0
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Getting started
Basic functions
Calls & contacts
Messaging & email
Internet & entertainment
Data & wireless
Troubleshooting
I can't turn on my phone
I can't start my phone
First use
Insert SIM
Charge the battery
Turn your phone on and off
Activate Google account on your phone
Using your phone
End running applications
Restart your phone
Take screenshot
Extend the battery life
Transfer content from another phone