Get more information about managing your Xbox subscriptions, issues with billing, and more.

尚未运行 Windows 11？ 请参阅激活 Windows或激活 Windows 7 或 Windows 8.1。. 尝试“激活疑难解答” 如果运行的是 Windows 11，并且最近更换了重要的硬件（如更换主板）或重新安装了 Windows，则“激活疑难解答”有可能帮助重新激活 Windows。

These terms are used when your message has been intentionally blocked by a spam or blacklist filter on the recipient's email server. The recipient's server believes that the mail server or mail account that you're using is a source of spam.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

Try it! Create custom signatures that can be automatically added to your email messages. Email signatures can include text, images, your electronic business card, a logo, or even your handwritten signature.

Sign out of Teams. While it's a good idea to remain signed in to continue receiving chats, notifications, incoming calls, and other activities, sometimes you might want to sign out of Teams to use another account or for other reasons.

提示: 如果你也检查“在我的手机上设置 Outlook Mobile”框，你将被带到一个网站，你可以在其中输入你的移动电话号码，你将收到下载 Outlook for iOS 或 Outlook for Android 的链接。安装 Outlook Mobile 是随时随地保持最新状态的好方法。

To help protect your privacy, the new Microsoft Edge sets tracking prevention to balanced by default. For increased protection, you can switch your tracking prevention to strict or block all third-party cookies.

Advanced email security. As a Microsoft 365 subscriber, you get enhanced security tools that help protect your inbox from phishing and malware.

Notes: Meeting recordings won't capture whiteboards, annotations, shared notes or content shared in the stage view by apps, and also won't include videos or animations embedded in PowerPoint Live presentations.