Manage your Virus & threat protection settings. Use Virus & threat protection settings when you want to customize your level of protection, send sample files to Microsoft, exclude trusted files and folders from repeated scanning, or temporarily turn off your protection.. Manage your real-time protection. Want to stop running real-time protection for a short while?

Learn how to open MSConfig in Windows 10 using the taskbar search bar and access system configuration.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

你可以使用安装介质（U 盘或 DVD）来安装 Windows 的新副本、执行全新安装或重新安装 Windows。 要创建安装介质，请转到软件下载网站，你可以在这里找到分步说明。 在该网站上，你可以选择 Windows 版本，并使用 U 盘或 DVD 创建自己的安装介质。

The Advanced Boot Options screen lets you start Windows in advanced troubleshooting modes. You can access the menu by turning on your computer and pressing the F8 key before Windows starts.

Choose either portrait (vertical) or landscape (horizontal) orientation for all or part of your document.

Note: If a document has been shared with you for review, you may not be able to turn off Track Changes.If you want to edit the document without tracking changes, you’ll need to either save a copy or ask the person who sent it to you to share it again with review mode turned off.

Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.

Découvrez comment obtenir les dernières mises Windows jour pour assurer le bon fonctionnement et la sécurité de votre appareil.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.