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If you weren't able to find what you were looking for on our site, the answer may be on your mobile operator or phone manufacturer's site.

Mobile operators

If you have questions about your mobile service, billing or using your Windows Phone, your mobile operator should have the answer.


  • Community forum
    Community forum

    Join the discussion. Ask or answer questions about using Microsoft products on the Microsoft Community forum.

  • Microsoft accounts & billing
    Microsoft accounts & billing

    Have a question about a bill? Need help with your account? Talk to one of our experts.

Phone manufacturers

If you have questions about the Zune software, synchronising your phone with your PC, or phone updates, your phone manufacturer should have the answer.

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  • Support for Lumias
    Support for Lumias

    Have a Nokia or Microsoft Lumia phone? The Microsoft Mobile Devices support site has more helpful info for you.

  • All Microsoft products
    All Microsoft products

    Get help with the Microsoft apps and services on your phone.