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Microsoft Support
Supercharge your creativity and productivity with a premium Copilot experience. Download the Copilot app for a 1-month free trial of Copilot Pro. Get the Copilot app. Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
注意: 如果是通过以下任一方式获取的 Microsoft 365:Microsoft 工作区折扣计划(以前称为家用许可计划),则安装 2019、2016 或 2013 版的 Office 专业增强版、Office 标准版或独立应用(如 Word 或 Project)的步骤可能会有所不同:如果你通过公司购买了 Microsoft 365 供个人使用,请参阅通过工作场所折扣计划安装 ...
适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Digital signatures and certificates - Microsoft Support
Signing certificate To create a digital signature, you need a signing certificate, which proves identity. When you send a digitally-signed macro or document, you also send your certificate and public key. Certificates are issued by a certification authority, and like a driver’s license, can be revoked. A certificate is usually valid for a ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, Visio 计划 2, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Visio 专业版 2016, Visio 标准版 2016, Excel 2013, Word 2013, PowerPoint 2013, Access 2013, Visio 专业版 2013, Visio 2013
What is Word? - Microsoft Support
Overview. With Word on your PC, Mac, or mobile device, you can: Create and format your document with Themes. Review work with Track Changes. Polish your words with proofing tools like Editor. Save to OneDrive, to get your documents from your computer, tablet, or phone. Share your work to chat, comment, and collaborate with others, wherever they ...
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016
Windows sign-in options and account protection - Microsoft Support
To turn on Windows Hello. Go to Start > Settings > Accounts > Sign-in options. Select the Windows Hello method that you want to set up, Select Set up. If you don't see Windows Hello in Sign-in options, then it may not be available for your device. Windows Hello does require a compatible camera or fingerprint reader.
Give your PC a Fresh Start - Microsoft Support
Recovery options in Windows. To reset your PC, go to > > > > > . Then, select , choose cloud or local, change your settings, and set to . Open Recovery settings. In versions of Windows 10 prior to version 2004 this feature was called and to use it you'd select > > > > . Under , select > . Fresh Start in Windows 10 lets you perform a clean ...
Uninstall or remove apps and programs in Windows
Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.
Request a refund for digital games | Xbox Support
Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time. Note As a limited exception, digital game products may be eligible for a refund within 30 days if you’re unsatisfied with ...
在 Microsoft Edge 中打开 Adobe Flash - Microsoft 支持
在左侧导航中,选择 " 网站权限 "。. 在 " 网站权限 " 中,选择 " Adobe Flash "。. 在 运行 Flash 选项之前 为 "提问" 设置 "切换"。. 访问使用 Flash 的站点后,“阻止”和“允许”列表将可用。. 下次访问使用 Flash 的站点时,浏览器会在允许 Flash 运行前请求你授予权限 ...
Create professional slide layouts with Designer - Microsoft Support
Over time PowerPoint learns from your experience using design ideas and shows you design ideas at the appropriate time. Scroll through the suggestions in the Designer pane on the right side of the window. Click to select the design you want, or else close the window. If you select one of the ideas, your slide is changed accordingly.
适用于: Microsoft 365 专属 PowerPoint, Microsoft 365 Mac 版专属 PowerPoint, PowerPoint 网页版, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016, PowerPoint for iPad, PowerPoint for Android 平板电脑版, PowerPoint Mobile