There are three ways you can use Microsoft Authenticator with your accounts: Add Authenticator as a way to verify sign-in. This lets you sign in even if you forget your password. Add Authenticator as a way to sign in every time. Using a one-time password code increases account security. This is called two-step verification. Add Authenticator as the only way to sign in - just tap an approval on ...

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).

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

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Notes: Please note that support cases for Surface business devices may only be initiated online. For volume licensing support, open your Microsoft 365 admin center, select Help & support, and search for "manage volume licensing" or submit an online support request. Don't forget to include your license ID or agreement number, your contact phone number & email address so we can contact you. If ...

How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

添加或邀请组织外部使用 Teams 的人员加入群组聊天 在群组聊天中与最多 250 人聊天。 组织外部的参与者必须使用 Teams 或 Teams 免费版。 开始新的群组聊天并添加参与者 在 Teams 的左侧，选择“ 聊天 ”，然后选择“ 新建聊天 ”以开始新的聊天。 键入要邀请其聊天的人员的电子邮件地址、组或标记 ...

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

SharePoint is a browser-based app that you connect to through your web browser. With SharePoint, you can do many things, such as: uploading and sharing files to your document library, collaborating on files with others, creating a team site or communication site, and more. If your organization has assigned you a license that includes SharePoint, you can sign in. In this article, we discuss the ...

System requirements and setup steps for the Phone Link app