Microsoft正在对永久许可证的激活体验进行现代化改造。 从 2025 年 12 月 3 日起，传统的基于电话的产品激活自动化过程已从电话转移到在线。 客户将改用产品激活门户： 产品激活门户 新的数字工作流提供更安全、更可靠且用户友好的激活体验，并有助于防止欺诈。 虽然该过程已更新，但脱机激活 ...

Find the official Microsoft licensing terms for Xbox and gaming applications for mobile devices and iPads.

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Learn how to identify and open encrypted and protected emails no matter what email client you're using.

Want to add a padlock to your email messages? You can use encryption and digital signatures in new Outlook, classic Outlook, and Outlook on the web for work or school accounts to increase the security of messages. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text. Only the recipient who has the private key that matches the public ...

With the file request feature in OneDrive or SharePoint, you can choose a folder where others can upload files using a link that you send them. People you request files from can only upload files; they can't see the content of the folder, edit, delete, or download files, or even see who else has uploaded files. With a file request: Anyone with the file request link can send you a file; they ...

Learn how to share Microsoft 365 Family or Microsoft 365 Premium subscription benefits with up to five people. Manage invitations, devices, and people you've shared Office with.

Some Xbox subscriptions can be extended. Find out more about what the limitations are in your country or region.

Learn more about the advanced security features for Outlook.com that come with an Office 365 Home or Office 365 Personal subscription.

Alpha Skip-Ahead Ring (2604.260305-2200) Hey Xbox Insiders! We are releasing a new Xbox Update Preview to the Alpha Skip-Ahead ring today. Continue reading below to learn all about what's included with this update.