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Update drivers manually in Windows - Microsoft Support
In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...
在 Windows 中如何获取帮助 - Microsoft 支持
以下是查找 Windows 帮助的多种不同方法: 搜索帮助 - 在任务栏上的搜索框中输入问题或关键字,以查找应用、文件和设置并从 Web 获取帮助。
How to perform a clean boot in Windows - Microsoft Support
Here's how: Select Search , then type computer management. Select Computer Management from the list of results. In the console tree, select the arrow to expand Services and Applications, and then select Services. In the details pane, right-click or swipe down on Windows Installer, and then select Start. Describes how to use the clean boot ...
Turn off, disable, or uninstall OneDrive - Microsoft Support
Select the OneDrive cloud in your notification area to show the OneDrive pop-up. Select the OneDrive Help and Settings icon then select Settings. Go to the Account tab. Select Unlink this PC. macOS. Click the OneDrive cloud icon up in your Menu bar, click the three dots to open the menu, and select Preferences. Go to the Account tab.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Use Smart charging in Windows - Microsoft Support
When Smart charging is on, you’ll see a heart on the Battery icon in the following places—on the right side of the taskbar and in Power & battery settings. When your hover over the Battery icon with your mouse, it says “Fully Smart charged” and means the battery isn’t charging even though your device is still plugged in.
Look up values with VLOOKUP, INDEX, or MATCH - Microsoft Support
=VLOOKUP(B2,C2:E7,3,TRUE) In this example, B2 is the first argument—an element of data that the function needs to work. For VLOOKUP, this first argument is the value that you want to find. This argument can be a cell reference, or a fixed value such as "smith" or 21,000. The second argument is the range of cells, C2-:E7, in which to search ...
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Office 中未经授权产品和激活错误 - Microsoft 支持
提示: 在 Windows 7 中,你可使用网络时间服务器来同步计算机时钟,以保持计算机时钟处于最新状态。若要实现这一点,请选择屏幕右下角的日期或时间,然后选择“更改日期和时间设置”。依次选择“网络时间”选项卡和“更改设置”,再选择“使用网络时间服务器进行同步”,然后选择“立即 ...
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, InfoPath 2013, Office.com
計算百分比 - Microsoft 支援服務
您可以將原本的收入減去新的收入來計算兩者之間的差額,然後將結果除以原始的收入。. 計算增加的百分比. 選取任何空白儲存格。. 輸入 =(2500-2342)/2342 ,然後按 RETURN 鍵。. 結果為 0.06746。. 選取包含步驟 2 結果的儲存格。. 在 [常 用] 索引 標籤上,選取 ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Dir 函数 - Microsoft 支持
在 Microsoft Windows 中, Dir 支持使用多字符 ( *) 和单字符 ( ?. ) 通配符来指定多个文件。. 在 Macintosh 上,这些字符被视为有效的文件名字符,不能用作指定多个文件的通配符。. 由于 Macintosh 不支持通配符,请使用文件类型来标识文件组。. 可以使用 MacID 函数指定 ...
Applies To: Access for Microsoft 365, Access 2021, Access 2019, Access 2016
Windows 10 Update Assistant - Microsoft Support
This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.