Explore subscription benefits, browse training courses, learn how to secure your device, and more.

与拥有手机、笔记本电脑或平板电脑的好友共享照片、视频或其他类型文件。 确保希望共享的其他设备已与你的电脑配对、已打开并且可以接收文件。了解如何配对

Press and hold (or right-click) the MP4 file you want to play, select Open with, and then choose your preferred file player from the list of applications.

Optimizations for windowed games improves gaming on your PC by using a new presentation model for DirectX 10 and DirectX 11 games that appear in a window or in a borderless window.

We would like to show you a description here but the site won’t allow us.

Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

Set up an eye tracking device. This guide helps you to set up and calibrate your eye tracking device for use with Windows eye control. We have tested it with the Tobii Eye Tracker 4C device; your experience with other devices might vary.

How Microsoft Edge interacts with operating system permissions when sharing your location with a website. Windows can use information such as your IP address, nearby Wi-Fi access points, and GPS data, if available, to estimate your precise or imprecise location coordinates and pass this info to Microsoft Edge.

When you delete an online-only file from your device, you delete it from your OneDrive on all devices and online. You can restore deleted files and folders from your OneDrive recycle bin on the web for up to 30 days for items stored in OneDrive personal (when you're signed in with a Microsoft account), or for up to 93 days for items stored in OneDrive for work or school or SharePoint in ...

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.