Microsoft Lumia 640

Microsoft Lumia 640

Connectivity - Microsoft Lumia 640

Troubleshooting

I can't access the internet

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

I can't use Wi-Fi

Connecting phone and computer

Transfer files between computer and phone

Wi-Fi

Connect to Wi-Fi network

Turn Wi-Fi on or off

Set up and use your phone as a Wi-Fi hotspot

Bluetooth

Pair a Bluetooth device with your phone

Turn Bluetooth on or off

Transfer files via Bluetooth

NFC

Turn NFC on or off

Transfer files using NFC

Data usage

Turn data roaming on or off

Turn mobile data on or off

View data usage