Personal Home
Support Centre
Device Guides
Samsung
Galaxy S21 Ultra 5G
Data & wireless
I can't use Wi-Fi
Samsung Galaxy S21 Ultra 5G
Android 11.0
Buy now
Search for a topic or a problem
Getting started
Basic functions
Calls, contacts & calendar
Messaging & email
Internet & entertainment
Data & wireless
Popular apps
Back to section Data & wireless
I can't use Wi-Fi
Wi-Fi is turned off
There are no available Wi-Fi networks
No connection to a Wi-Fi network is established
The phone is connected to a Wi-Fi network, but you're not logged on
The selected Wi-Fi network rejects the connection
We are pleased that you solved your problem!
Wi-Fi is turned off
There are no available Wi-Fi networks
No connection to a Wi-Fi network is established
The phone is connected to a Wi-Fi network, but you're not logged on
The selected Wi-Fi network rejects the connection
We are pleased that you solved your problem!