If you've received any reactions in the previous day or so, you'll get a digest email that summarizes the reactions you've received. You can unsubscribe from the digest email if you'd prefer not to receive it.

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

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.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

Learn how to manage the online safety and privacy settings on the Xbox console for you and every member of your family group.

With Microsoft Forms you can create a form, such as a survey or quiz, invite others to respond to it using almost any web browser or mobile device, see real-time results as they're submitted, use built-in analytics to evaluate responses, and export results to Excel for additional analysis or grading.