Samsung Galaxy S21 Ultra
Search for a guide or problem below or select a topic.
Getting started
Device home
Getting started
Basic functions
Calls, contacts, messaging
Connectivity
Specifications
Device home
Getting started
Basic functions
Calls, contacts, messaging
Connectivity
Specifications
Troubleshooting
It's not possible to turn on my phone
It's not possible to start my phone
My phone's battery life is short
First use
Inserting SIM
Charging the battery
Turning your phone on and off
Activating Google account on your phone
Transferring content from another phone
Using your phone
Ending running applications
Restarting your phone
Extending the battery life
Taking screenshot
Get information on...
Or choose...
Show more