锂电池随着时间的推移而磨损，这可能导致电池只要是新电池就不能保持充电。 始终将电池充电至 100% 可能会导致电池变坏得 ...

The Xbox app on PC relies on two Microsoft accounts: the Microsoft Store account, and the Xbox account (your PC gaming account). The Microsoft Store account provides access to owned games, subscription benefits, and other Xbox app purchases made by that account. The Xbox account is used for game streaming access, in-game purchases, achievements, and friends.

To get someone's attention in a channel conversation or a chat, @mention them. Just type @ before their name and then select them from the menu that appears.. When an @mention recipient receives a notification, selecting it takes them directly to the point in the conversation where they were mentioned.

提示: 如果要绕过“文件”>“打开”并始终使用“打开”对话框，请执行此操作：选择“文件 > 选项 > 保存”，然后选择“打开或保存文件时不显示 Backstage”框检查。然后，关闭所有打开的 Office 应用程序再重新打开。 请注意，此更改仅影响按 Ctrl+O 访问“打开文件”对话框时看到的内容。

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

一次性购买 （示例：Office 小型企业版 2021）. Microsoft 365 订阅 (示例： Microsoft 365 家庭版 或Microsoft 365 个人版) 成本. 支付一次性成本。 每月支付少额费用，或支付年费以节约成本。

Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.

Surface Pro 7 の機能 好きな方法で作業する. キックスタンドと Surface Signature タイプ カバーがあれば、Surface Pro 7 がタブレットからノート PC に変身します。

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.

在Windows，将相机和麦克风作为设备的一部分，Teams视频呼叫、拍照、录制视频等。 许多应用和服务都会请求并使用摄像头或麦克风，而 Windows 设置让你控制哪些应用可使用你的摄像头或麦克风。