If you experience a black or blank screen on your Windows device, try the following: To wake the screen, use one of the following keyboard shortcuts: Windows logo key + P to choose a presentation or projection display mode. Ctrl + Alt + Del to display security options. For a black screen, use the following keyboard shortcut: Windows logo key ...

更改现有超链接. 如果邮件中已有超链接，但链接文本并不意味着除计算机) 以外的任何 (，请按照以下步骤进行更改：. 右键单击链接上的任意位置，然后在快捷菜单上单击“ 编辑超链接 ”。. 在 “编辑超链接 ”对话框中，选择“ 要显示的文本 ”框中的文本 ...

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected. To check for updates manually, select Start > Settings > Windows Update . Check for updates.

Right-click on the desktop you want to change. Select Choose background. Select the list in the Personalize your background section, then select Picture. Select a picture. Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.

Visit the small business help & learning page to learn how you can use Outlook and other Microsoft 365 apps and services in your small business. Visit the small business hub now. Connect. Organize. Get things done. Everything you need to be your most productive and connected self—at home, on the go, and everywhere in between.

Microsoft Edge is the recommended browser by Microsoft. Support for Internet Explorer ended on June 15, 2022. Internet Explorer 11 has been permanently disabled through a Microsoft Edge update on certain versions of Windows 10. If any site you visit needs Internet Explorer 11, you can reload it with Internet Explorer mode in Microsoft Edge.

若要更改单元格引用的类型：. 选择包含公式的单元格。. 在 编辑栏 中，选择要更改的引用。. 按 F4 在引用类型之间切换。. 下表汇总了如果将包含引用的公式向下复制两个单元格，将两个单元格复制到右侧，则引用类型如何更新。. 在公式中使用绝对或相对单元 ...

Create an email signature in Outlook. Open a new email message. On the Message tab, click Signature, and then click Signatures. In the E-mail account list, pick the email you want. Under Select signature to edit, select New, and type a name for the signature. Type the signature you want in the Edit Signature box. More on creating signatures.

Notes: If you're using the desktop version of Excel on a Windows PC, see this Excel Quick Start.. If you're using the desktop version of Excel on a Mac, see Office for Mac Quick Start Guides and Excel for Mac Help.

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