Fix problems that block programs from being installed or removed
Note: Use these steps for Windows programs.If you're having problems with an app you got from Microsoft Store, go to Fix problems with apps from Microsoft Store.
Help in File Explorer - Microsoft Support
To open File Explorer, select Windows logo key + E or go to Start and type File Explorer in the search box. Select File Explorer in the results.. Top topics. Here are answers to a few common questions about File Explorer: How can I open File Explorer and find the Windows 11 features?
Create a relationship between tables in Excel - Microsoft Support
Notice that the DateKey in BasicCalendarUS is in the format 1/1/2012 12:00:00 AM. The On_Time_Performance table also has a datetime column, FlightDate, whose values are specified in the same format: 1/1/2012 12:00:00 AM.The two columns contain matching data, of the same data type, and at least one of the columns (DateKey) contains only unique values.In the next several steps, you’ll use ...
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016, Excel 2013, Power BI
Camera doesn't work in Windows - Microsoft Support
Test your camera with the Camera app. Select Start , then choose Camera from your apps. If you're asked to allow access to the Camera, select Yes.If the camera works in the Camera app, the problem might be with the app you're trying to use.
阻止 Microsoft Edge 中的弹出窗口 - Microsoft 支持
弹出窗口阻止程序无法阻止哪些弹窗？ 如果在启用此功能并且尝试了上面列出的解决方案后，网页中仍然显示了弹出窗口，则它们可能是网站广告，以弹出窗口的样子呈现。
Applies To:
Microsoft account dashboard
Deprecation of Microsoft Support Diagnostic Tool (MSDT) and MSDT ...
Microsoft is retiring the Windows legacy inbox Troubleshooters, such as Keyboard troubleshooter and Speech troubleshooter, and the Microsoft Support Diagnostic Tool (MSDT) that runs them.
修复麦克风问题 - Microsoft 支持
如果麦克风功能出现问题，则以下信息可以帮助你排除故障和解决问题。 确保应用有权访问麦克风. 如果在更新 Windows 10 后未检测到麦克风，则表示你可能需要先授予应用相关权限才能使用它。
突出显示文本 - Microsoft 支持
PowerPoint 2019 和较新版本中的文本突出显示使你可以将文本标记为黄色或其他荧光笔颜色。 (此功能在 Windows 和 macOS 上均可用，在 PowerPoint 网页版.)
Applies To:
PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016
Résoudre les problèmes de mise à jour de Windows
Le temps nécessaire au téléchargement et à l’installation d’une mise à jour dépend de la vitesse de connexion, des paramètres réseau et de la taille de la mise à jour. Si l’installation reste bloquée au même pourcentage, essayez de vérifier à nouveau les mises à jour ou d’exécuter le Utilitaire de résolution des problèmes de Windows Update.
Microsoft Edge help & learning
Experience AI-powered browsing with the new Bing built-in. Get comprehensive answers, summarized information, and find inspiration side-by-side in Microsoft Edge.