As a Microsoft 365 Family subscriber, you and up to five other people get 50 GB of free mailbox storage for your Outlook.com emails, contacts and calendar items.

Last reviewed December 2nd, 2022. Microsoft 365 Groups is a service that works with the Microsoft 365 tools you use already so you can collaborate with your teammates when writing documents, creating spreadsheets, working on project plans, scheduling meetings, or sending email.

Find everything you need to manage your Xbox account, profile, and more.

语法. WEEKNUM(serial_number,[return_type]) WEEKNUM 函数语法具有下列参数： Serial_number 必需。代表一周中的日期。 应使用 DATE 函数输入日期，或者将日期作为其他公式或函数的结果输入。

How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!

扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。

Add guests to a group. When you add guests, also known as external users, to a group, you're granting them access to all information within the group.

Use the People app to see all your contacts in one place, listed alphabetically. To open the app, select the Start button, and then select People.Enter your account info if you’re asked to sign in.

Adding an International Keyboard. To add an international keyboard layout, follow these steps: Windows 11. Select Start , type intl.cpl in the Start Search box, and then press ENTER.

Join your work-owned Windows 10 device to your organization's network so you can access potentially restricted resources. What happens when you join your device