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Obtain a digital certificate and create a digital signature
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 ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Word 2021, Word 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Office 2016, Excel 2013, Word 2013, Outlook 2013, PowerPoint 2013, Office 2013
支持联机视频的 PowerPoint 版本 - Microsoft 支持
可以在 PowerPoint 网页版 中将联机视频插入演示文稿。. 若要正确播放视频,必须使用当前版本的 PowerPoint 网页版 。. (在 Web 浏览器中使用 PowerPoint 的一些人员正在使用 PowerPoint Online 。. 浏览器中的 SharePoint Server 2010 或 2013 版本附带 SharePoint Server 2010 和 2013;它不 ...
适用于: Microsoft 365 专属 PowerPoint, Microsoft 365 Mac 版专属 PowerPoint, PowerPoint 网页版, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016, PowerPoint for iPad, PowerPoint for iPhone, PowerPoint for Android 平板电脑版, PowerPoint for Android 手机版
Move your files to a new Windows PC - Microsoft Support
You'll need: A OneDrive storage location. Internet access. Move files to a new Windows PC using an external storage device. You'll need: An external hard drive or network drive. Note: If you're moving from a Windows 7 PC rather than a Windows 10 PC, see Moving to a Windows 10 PC for info on how to bring your files with you.
Undo, redo, or repeat an action - Microsoft Support
To redo something you've undone, press Ctrl+Y or F4. (If F4 doesn't seem to work, you may need to press the F-Lock key or Fn Key, then F4) on your keyboard, or select Redo on the Quick Access toolbar. (The Redo button only appears after you've undone an action.) Note: For more information about the Quick Access Toolbar, see Customize the Quick ...
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, Word 网页版, PowerPoint 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
Connect your Windows PC to an external display that supports Miracast ...
Windows 11 Windows 10. Turn on your TV or projector. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display. On your PC, make sure Wi-Fi is turned on. On right side of the taskbar, select the Network icon > Cast > pick your display or adapter. Follow any additional instructions on the screen. Otherwise, you're done.
Recover deleted email messages in Outlook - Microsoft Support
When you accidentally delete an email message in Outlook, you can recover the message if it's still in your Deleted Items folder. In some cases, you can even recover items after the Deleted Items folder is emptied. You can also recover a deleted folder (with all of its messages) if it's still in your Deleted Items folder.
适用于: Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, Outlook.com, 新的 Outlook for Windows
Get started at Microsoft365.com - Microsoft Support
Work online. Think of the Microsoft365.com home page as your start screen for online productivity. Easily switch among services by selecting the app launcher from the upper left-corner of the page and click an app icon to: Create and share Microsoft 365 documents (Word for the web, Excel for the web, PowerPoint for the web, or OneNote for the web)
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Office 2013, Office 商业版
将 Word 文档保存为 Web 页时的限制 - Microsoft 支持
详细信息. 当 Word 2000 文档保存为 Web 页时,Word"本文档中的功能的一些 Web 浏览器不支持"的消息警告您并向您显示不受支持的功能的摘要以及它们在 Web 浏览器中的显示方式。. 在 Word 6.0 或 Word 95 中,Word 2007、 Word 2003,Word 2002 或 Word 2000 中打开 Web 页文档的创建 ...
Update Windows - Microsoft Support
Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:
Open and run DxDiag.exe - Microsoft Support
Open and run DxDiag.exe. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results. In the ...