1. Chris Mitchell5's Avatar
    I'm using a Lumia 640 on O2 contract in the UK. I can receive but not send MMS messages. I have contacted my service provider who don't have any settings for this phone. Can anyone help?
    01-21-2016 02:18 PM
  2. RumoredNow's Avatar
    Maybe this will help? https://apn-uk.gishan.net/settings/9..._lumia_640.php

    If you need additional help or have more questions or details to share, please join the site so you can reply in this thread... Please see this link for instructions on how to join Windows Central.
    01-21-2016 03:08 PM

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