Help and Support for

Microsoft Lumia 640

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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

Turn Wi-Fi on or off Connect to Wi-Fi network Set up and use your phone as a Wi-Fi hotspot

Bluetooth

Turn Bluetooth on or off Pair a Bluetooth device with your phone Transfer files via Bluetooth

NFC

Turn NFC on or off Read NFC tag Transfer files using NFC

Data usage

View data usage Turn mobile data on or off Turn data roaming on or off

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