了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

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

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

若要捕获视频截图，请打开“截图工具”，选择“ 录制 ”按钮，然后选择“ 新建录制”，或按 Windows 徽标键 + Shift + R。选择要录制的屏幕区域，然后选择“ 开始”。完成后，选择“ 停止”。此时，可以按原样保存录制内容，或在 Clipchamp 视频编辑器中选择“在 Clipchamp 中编辑 ”以使用录制内容。

Discover how to use Microsoft Phone Link to connect your Android or iPhone to your PC for seamless access to notifications, calls, and apps.

Learn how to design professional-looking presentations with Microsoft 365. Create high quality, customized slides in a few clicks with PowerPoint Designer.

We’re making some changes to Windows and Microsoft 365 that will impact Cortana users. Cortana voice assistance in Windows as a standalone app was retired in the spring of 2023.

Learn how you can manage cookies and site data you've temporarily allowed in Microsoft Edge.

Visio 網頁版 是以瀏覽器為基礎的檢視、編輯及共用 Visio 圖表的方式。 從基本圖表開始表達一般想法，例如描繪計劃、提案，或描述程式中的一連串步驟。

Microsoft .NET Framework 4.8.1 is a highly compatible and in-place update to .NET Framework 4.8. It includes native support for the Arm64 architecture (Windows 11+), accessibility improvements as well as other improvements.