注意: 不能使图片中的多种颜色透明。看似单一颜色的区域实际上可能由一系列微妙的颜色变体组成。 你选择的颜色可能只出现在一小部分区域，并且在某些图片中可能很难看到透明效果。

With a Surface Keyboard or Type Cover, you have the flexibility to type comfortably and work your way anywhere. If you're not sure about the model of your device, see Find out which Surface model you have.. What's the difference between Surface Keyboard and Surface Type Cover?

Choose Open all, or Open all in new window, or Open all in new InPrivate window.

In Outlook, you have the option to: Attach a file | Upload a locally saved file to your OneDrive | Insert a picture into the body of a message | Attach an email item | Solve problems with attachments. Attach a file to an email message in new Outlook. New Outlook keeps track of the files you have worked on recently and suggests them whenever you decide you want to attach a file to an email message.

在Windows，将相机和麦克风作为设备的一部分，Teams视频呼叫、拍照、录制视频等。 许多应用和服务都会请求并使用摄像头或麦克风，而 Windows 设置让你控制哪些应用可使用你的摄像头或麦克风。

After you turn on two-step verification or set up the Authenticator app, you may run into issues if you use older devices (like Xbox 360 or a mail-sending security camera) that don't support two-step verification. For those devices, you can sign in with an app password instead. An app password is a long, randomly generated password that you provide only once instead of your regular password ...

开始演示. 在“幻灯片放映”选项卡上的“开始放映幻灯片”组中，选择“从头开始”。 现在，如果在一台显示器上使用 PowerPoint，并且需要显示演示者视图，请在“幻灯片放映”视图左下角的控制栏上选择 ，然后选择“显示演示者视图”。 使用演示者视图中的控件

Tip: You can also format your text.Highlight a word or words in your title or questions, and then choose any of the following: Bold (keyboard shortcut - CTRL/Cmd+B), Italic (keyboard shortcut - CTRL/Cmd+I), Underline (keyboard shortcut - CTRL/Cmd+U), Font color, Font size, Numbering, or Bullets.

Choose number of pages to print per sheet: Printing multiple pages on a single sheet of paper is a useful technique to save paper, reduce printing costs, and create compact versions of your documents. The number of pages that can be printed on a single sheet depends on the capabilities of your printer and the printing options you choose (Example: 1, 2, 4, 6, 9 or 16 pages per sheet).

Windows 10 Windows 10, version 1607, all editions Windows Server 2016, all editions Win 10 Ent LTSC 2019 Win 10 IoT Ent LTSC 2019 Windows 10 IoT Core LTSC Windows Server 2019 Windows 10 Enterprise and Education, version 21H2 Windows 10 IoT Enterprise, version 21H2 Windows 10 Enterprise Multi-Session, version 21H2 Windows 10, version 22H2, all editions Windows 11 version 21H2, all editions ...