Learn how to protect your PC, identity, and data from tech support scams.

Find out how to order custom toppers for the Xbox Wireless Controller, Xbox Elite Wireless Controller Series 2, or the Xbox Adaptive Joystick.

Discover the differences between Microsoft 365 Copilot Chat and Microsoft 365 Copilot — explore features available with and without a license.

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This page provides support links for home users and support phone numbers for business users.

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What is Teredo? Select games like Forza Horizon 3 and 4 use a networking protocol called Teredo for multiplayer gaming on the Xbox network. Teredo is a networking protocol that's used to establish communications between clients and servers, and to facilitate connectivity between devices behind routers that use network address translation (NAT).

Note: This article covers privacy and safety topics related to the use of Microsoft Copilot when signed in with a personal Microsoft Account. It does not apply to the use of Microsoft 365 Copilot when signed in with a work or school account (Entra ID). For more information on that, read about Enterprise Data Protection.

你有哪些个性化广告选项？ 当你的个性化广告设置为 “打开”时，你将看到基于设备中的数据以及你与我们共享的其他数据的个性化广告，我们认为这些广告对你更有趣和有用。 此数据包括 Xbox 使用情况、站点访问次数和经常浏览的主题。