Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。

Learn how to use the new simplified sharing feature in Excel. Now it's easier to share your spreadsheet with others on SharePoint, OneDrive, or OneDrive for Business.

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。

Microsoft Rewards has two status tiers: Level 1 and Level 2. Earn and keep Level 2 status by reaching 500 Microsoft Rewards points each month - no matter how you earn points, they all count toward your status.

学习如何使用 Microsoft Project 管理项目，找到适合你的培训课程和支持资源。

Learn how to find and adjust Bluetooth settings and Bluetooth options in Windows.

Find your product key to activate Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.

Learn how to delete and restore files in OneDrive. Recover deleted files or folders from the OneDrive recycle bin.