Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

On Windows 10/11, press the Windows logo key + G to open Game Bar.; Go to Settings > Accounts, and then sign in if you’re not already.; Under Others can see your PC game activity, choose the desired setting:. Block: No one will see which non-Xbox games you’re playing, and Microsoft will not collect data about your use of them.; Allow: Microsoft will collect your PC game activity to ...

OneDrive 内置在某些版本的 Windows 中，并且无法卸载。 但是可将其隐藏并停止同步过程，使其保持隐藏状态。 为此，请关闭所有 OneDrive 设置并从“文件资源管理器”中删除 OneDrive 文件夹。

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.

如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

Divider. The Divider web part inserts a line between other web parts to help break up your page and make it easier to read.. Document library. The Document library web part displays a document library you can customize with your own title, view, and size. Users with appropriate permissions can view or edit files directly from the web part or can go to the full document library by clicking See all.

Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).

如果缺少“更新选项”且只有“关于”按钮，则表示你有批量许可证安装或公司正在使用“组策略”管理 Office 更新。请尝试 Microsoft 更新或联系公司的技术支持。