To see self-help answers, or to get support via email, Select Help from the top menu then Help. Open the Help pane. Enter your question or issue in the Search Help box on the right, and then press Return. If the self-help answers don't resolve your issue, try a different search, or scroll to the bottom of the Help pane and, under Still need ...

使用 CONCAT 函数合并数据. 选择要放置合并后数据的单元格。. 键入“ =CONCAT ( ”。. 首先选择要合并的单元格。. 使用逗号分隔要合并的单元格，使用引号添加空格、逗号或其他文本。. 在公式末尾添加括号，然后按 Enter。. 示例公式可能是“ =CONCAT (A2, " Family") ”。.

键盘快捷方式是键或键组合，提供了一种替代通常使用鼠标完成的任务的替代方法。. 如果要拍摄屏幕截图或截屏，请参阅 如何获取屏幕截图并向其添加注释 。. 本文包括分类为的键盘快捷方式列表：. Copilot 键盘快捷方式. 桌面快捷方式. Windows 键快捷方式. Windows ...

Open Internet Explorer. On the Tools menu, click Internet Options, and then click the Content tab. Click Certificates, and then click the Personal tab. Important: If you digitally sign a document by using a digital certificate that you created, and then you share the digitally-signed file, other people cannot verify the authenticity of your ...

Change mouse settings. Windows 7. You can customize your mouse in a variety of ways in Windows. For instance, you can swap the functions of your mouse buttons, make the mouse pointer more visible, and alter the scroll speed of the mouse wheel.

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sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...

在电脑上，选择“ 开始 ”，然后键入“ 设置 ”。. 选择“ 设置 ”>“ 蓝牙和设备”>“设备 ”。. 在“设备”设置中，选择“ 通过蓝牙发送或接收文件 ”。. 在“蓝牙文件传输”中，选择“ 发送文件 ”>“选择要共享的设备”>“ 下一步 ”。. 选择“ 浏览 ...

Windows 10. Tablet mode makes Windows 10 more touch-friendly when using your device as a tablet. Select action center on the taskbar (next to the date and time), and then select Tablet mode to turn it on or off. Use your PC like a tablet. To turn Tablet mode on or off, select action center on the taskbar and then select Tablet mode.

If you can't find Internet Explorer on your device, you'll need to add it as a feature. Select Start > Search , and enter Windows features. Select Turn Windows features on or off from the results and make sure the box next to Internet Explorer 11 is selected. Select OK, and restart your device. Internet Explorer 11 support ended on June 15, 2022.