Device Guides

Microsoft Lumia 640

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I can't send and receive MMS

This troubleshooting guide will take you through a number of possible causes
to help you find a solution to your problem.

Turn on data roaming.

Possible cause 2:

You're abroad and data roaming is turned off on your mobile phone


Turn on data roaming.

1. Find "mobile+SIM"
Slide your finger down the display starting from the top edge of your mobile phone.
Tap mobile+SIM.
2. Turn data roaming on or off
Tap the field below "Data roaming options".
Tap roam or don't roam.
3. Return to the home screen
Tap the home icon to return to the home screen.

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