Learn how to access the Control Panel in Windows for managing your system settings and programs.

Learn how to find your Windows product key for activation or when to use a digital license instead.

如何兑换礼品卡、Xbox 下载代码或令牌 Microsoft 和 Xbox 礼品卡以及下载代码和令牌的工作方式相同：兑换到 Microsoft 帐户后，可以在 Windows 或 Xbox 上将余额用于Microsoft Store 在线商店，并且可以获取最新应用、游戏、电影、电视节目以及 Surface、Xbox ...

Summary. Windows 11, versions 22H2 and 23H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 11, version 23H2 are included in the latest monthly quality update for Windows 11, version 22H2 but are in an inactive and dormant state.

If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.

Receive photos, videos, or other kinds of files that you or a friend shares from another device, such as a phone, laptop, or tablet. On your PC, select Start > Settings > Devices > Bluetooth & other devices. Learn how to pair.

当你在会议室中需要投影时，使用房间中的电缆连接器连接电脑、按 Windows 徽标键 + P，然后选择以下四个选项之一： 仅电脑屏幕。你将看到电脑上的所有内容。 （连接到无线投影仪时，该选项将更改为“断开连接”。

Notes: If you don't see an option to Cancel, but instead see a link that says Turn on recurring billing, this means your subscription is already set to expire on the date shown and you won't be automatically charged after this date. There's nothing further to do at this time, and you can continue to use the product until your Microsoft 365 subscription expires.

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.

如果选择多个文件或文件夹，然后选择从 Microsoft OneDrive、Microsoft 365 中的 SharePoint，或从 SharePoint Server 订阅版本“下载”，则浏览器将会开始下载包含所有所选文件和文件夹的 .zip 文件。如果处于文件夹中，在没有选择任何文件或文件夹的情况下选择“下载”，浏览器会开始下载该文件夹的所有内容。