Samsung Galaxy A21s

Samsung Galaxy A21s

Android 10.0

Connectivity - Samsung Galaxy A21s

Troubleshooting

I can't use my phone's internet connection

I can't use Wi-Fi

I can't use my phone as a Wi-Fi hotspot

I can't connect to another Bluetooth device

A Bluetooth device can't connect to my phone

My phone uses a large amount of mobile data

Network and internet settings

Select network mode

Turn flight mode on or off

Set up your phone for internet

Connecting phone and computer

Transfer files between computer and phone

Wi-Fi

Connect to a Wi-Fi network

Use your phone as Wi-Fi hotspot

Turn Wi-Fi on or off

Turn automatic use of mobile data on or off

Bluetooth

Pair a Bluetooth device with your phone

Turn Bluetooth on or off

NFC

Turn NFC on or off

Synchronisation

Back up pictures and video clips to Google Drive

Turn automatic synchronisation of content on or off

Data usage

View data usage

Turn mobile data on or off

Turn data roaming on or off