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

游戏最酷的事情之一是，这是结交新朋友的绝佳机会。 当你找到你喜欢玩的人时，请将他们添加到你的好友列表中。 这是建立一个志同道合的玩家网络的好方法，他们分享你的兴趣和打法。 有点像在 Xbox 社区中拥有自己的社区。

Send contact information in virtual business card (.vcf) format and save virtual business cards (vCards) in your contacts. The ,vcf format is the Internet standard for sharing contact information.

A contact list is a collection of email addresses and is useful for sending email to a group of people. If you want more robust functionality with your contact list, consider creating a Group in Outlook. Check out Learn about Groups in Outlook to see how you can share an inbox, calendar, and files. Select a tab option below for the version of Outlook you're using. What version of Outlook do I ...

Explore Xbox's Friends & Social Activity support for managing friends, groups, and enhancing your gaming experience.

Microsoft 365 家庭版 和Microsoft 365 高级版 订阅者可以通过发送电子邮件或复制 & 共享链接，与其家庭组中最多五个人共享订阅权益。

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

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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 ...

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).