Note: To create an email message using a keyboard shortcut, press Ctrl + Shift + M.

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!

To add a folder to the folder pane, do the following: In the left pane of Mail, Contacts, Tasks, or Calendar, right-click where you want to add the folder, and then click New Folder.

如果已选择“共享”按钮，其他人会收到一封电子邮件，邀请他们打开文件。他们可以选择链接打开工作簿。 将打开 Web 浏览器，并在 Excel 网页版 中打开工作簿。 如果他们想要使用 Excel 桌面应用进行共同创作，可以选择“在桌面应用中编辑”。但是需要使用支持共同创作的 Excel 应用版本。

When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.

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.

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Accessibility > Text size.To make only the text on your screen larger, adjust the slider next to Text size.To make everything larger, including images and apps, select Display , and then choose an option from the drop-down menu next to Scale.

Microsoft 365 provides powerful tools to help organize you and your family's lives. Empower you and your family through the Microsoft 365 Family subscription and learn how to create family calendars, share notes with a family notebook on OneDrive, and connect with your family on Microsoft Teams.

To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.

某些帐户是使用当前日期而不是出生日期创建的 - 这出人意料地很常见，我们正在努力防止帐户创建错误。 如果你是成年人，但帐户的出生日期不正确，则需要像更改孩子一样更改帐户信息。