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

Mobile operators

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

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Microsoft

Phone manufacturers

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

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  • Developer support
    Developer support

    Expert advice to help you create great apps for Windows Phone.

  • Business support
    Business support

    Helpful pointers for setting up and deploying Windows Phone in your organization.