Obtain a digital certificate and create a digital signature
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 digital signature without ...
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
Fix network connection issues in Windows - Microsoft Support
Select Start > Settings > Network & internet, then turn on Wi-Fi. Next, select More options ( >) next to Wi-Fi, then select Show available networks. If a network you expect to see appears in the list, select it, then select Connect . Open Wi-Fi settings. See if you can use the Wi-Fi network to get to websites from a different device.
Restore deleted files or folders in OneDrive - Microsoft Support
In the navigation pane, select Recycle bin. Select the files or folders you want to restore by pointing to each item and clicking the circle check box that appears, and then click Restore. Tip: If you're using OneDrive with your personal account, you can select Restore all items to restore everything in your recycle bin.
适用于:
OneDrive for Business, SharePoint Server 订阅版, SharePoint Server 2019, 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
Kirjautuminen sisään tai ulos Outlook.comissa - Microsoft-tuki
Kirjaudu ulosHotmail taiOutlook.com. Jos haluat kirjautua ulos, siirry Outlook.comiin. Valitse tilisi nimikirjaimet tai tilin kuva Saapuneet-kansion yläkulmasta. Valitse Kirjaudu ulos. Vihjeitä: Jos et näe kuvaasi näytön yläreunassa, tarkista, onko mainosten esto käytössä. Se estää joskus kuvaa näkymästä.
适用于:
Outlook.com
Turn Windows Security on or off - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
将Word文档导出为 PDF - Microsoft 支持
下面是如何在 Word Online 中执行此操作。. 在屏幕顶部，选择“ 文件 ”。. 在显示的选项列表中，选择“ 导出 ”。. 选择最适合你的需求的 PDF 下载类型：. > 下载为 PDF ...将文档导出为 PDF，不包含任何注释。. > 下载为 PDF 并带有批注 ...导出为 PDF，其中包含所有 ...
适用于:
Word 网页版
Enable editing in your document - Microsoft Support
Enable editing in your document. Word for Microsoft 365 Word 2021 Word 2019 Word 2016 Word 2013. If you receive or open a document and can't make any changes, it might be Open for viewing only in Protected View. Follow these steps to edit: Go to File > Info. Select Protect document. Select Enable Editing. Edit a protected document.
适用于:
Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016, Word 2013
Set up the Microsoft Authenticator app as your verification method
Select Security info in the left menu or by using the link in the Security info pane. If you have already registered, you'll be prompted for two-factor verification. Then, select Add method in the Security info pane. On the Add a method page, select Authenticator app from the list, and then select Add. On the Start by getting the app page ...
打开或关闭 Windows 安全中心 - Microsoft 支持
打开或关闭 Windows 安全中心. Security Windows 10. 当在新设备中首次启动 Windows 10 时，设备上已安装的防病毒保护程序即是你的默认安全应用。. 但是，Windows 安全中心已预安装并可随时使用。. 如果你想要使用 Windows 安全中心，可卸载其他所有防病毒程序，Windows 安全 ...