使用 IF 检查单元格是否为空白 - Microsoft 支持
有些时候，你需要检查单元格是否为空白，通常是因为你可能不希望公式没有输入值就显示结果。. 此情况下，将 IF 与 ISBLANK 函数搭配使用：. 这表示如果（D2 为空白，则返回“Blank”，否则，将返回“Not Blank”）。. 还可以针对“Not Blank”条件同样轻松地使用 ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Repair Outlook Data Files (.pst and .ost) - Microsoft Support
Repair an Outlook data file (.pst) file. Open SCANPST.EXE. Select Browse to select the Outlook Data File (.pst) you want to scan. If you need help locating your Outlook Data File, see Locating the Outlook Data Files. Note: By default, a new log file is created during the scan.
适用于:
Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016
Change the size of your desktop icons in Windows
Change the size of your desktop icons in Windows. Windows 10. To resize desktop icons, right-click (or press and hold) the desktop, point to View, then select Large icons, Medium icons, or Small icons. Change the size of your desktop icons.
Can I upgrade to Windows 11? - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Excel calendar templates - Microsoft Support
Download a calendar template: Browse through the calendar templates, choose an Excel calendar template that is best for you. Click the Download button on the template page, open the template file in Excel, and then edit and save your calendar. Note: By default, a template file download goes into the Downloads folder on your computer.
适用于:
Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016
KB5034441：适用于 Windows 10 版本 21H2 和 22H2 的 ...
先决条件 电脑在恢复分区中必须有 250 MB 的可用空间才能成功应用此更新。 重启信息 应用此更新后，无需重启设备。 验证此更新的安装 若要验证此更新的安装，请使用 DISM /Get-Packages 确保 WinRE 上存在安全 OS 动态更新程序包。 有关详细信息，请参阅 检查 WinRE 映像版本。
OneDrive アイコンの意味は? - Microsoft サポート
OneDrive または 職場または学校の OneDrive アイコンの上に一時停止されているシンボルは、ファイルが現在同期されていないことを意味します。 同期を再開するには、通知またはメニュー バー領域で関連するOneDrive アイコンを選択し、[ その他] を選択し、[同期を再開] を選択します。
适用于:
OneDrive for Business, SharePoint Server 订阅版, SharePoint Server 2019, Microsoft 365 中的 SharePoint, OneDrive (工作或学校), OneDrive (家庭或个人), 由世纪互联运营的 OneDrive (工作或学校), OneDrive for Mac, Windows 版 OneDrive
Find your documents in Windows - Microsoft Support
Find your files in Windows 11 using one of these methods. Search from the taskbar: Type the name of a document (or a keyword from it) into the search box on the taskbar. You'll see results for documents across your PC and OneDrive. To filter your search, you can select the Documents tab—and then your search results will only show documents.
查看 Office 文件的先前版本 - Microsoft 支持
Microsoft 365 Office 2016 - 2021 macOS Web. 了解版本历史记录如何帮助你查看文件中所做的更改、比较不同版本或还原所需的版本：. 打开要查看的文件。. 单击文件的标题，然后选择“ 版本历史记录 ”。. 选择版本以在单独的窗口中打开它。. 如果要还原已打开的以前 ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 PowerPoint, Excel 网页版, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016
Change or reset your PIN - Microsoft Support
Change or reset your PIN. Windows 11 Windows 10. A PIN is a user-defined set of numbers, or a combination of numbers and letters, that allows you to sign in to your Windows device instead of a password. Your PIN is securely stored on your device, it isn’t transmitted anywhere, and it isn’t stored on a server. This makes it more secure than ...