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尚未运行 Windows 11？ 请参阅激活 Windows或激活 Windows 7 或 Windows 8.1。. 尝试“激活疑难解答” 如果运行的是 Windows 11，并且最近更换了重要的硬件（如更换主板）或重新安装了 Windows，则“激活疑难解答”有可能帮助重新激活 Windows。

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Create a list in minutes. Build and share lists to help you track issues, assets, routines, contacts, inventory, and more. Start the training

联系 Microsoft Office 支持人员. 针对 Microsoft 365 的专业直接支持提供额外的咨询支持和主动服务，以帮助规划、实施、维护和优化Microsoft 365 解决方案，这些解决方案符合业务需求，并提供反应式支持来帮助你完成工作。

Starting July 14, 2023: Existing Primary and Secondary members will be emailed details describing this change.; Starting July 17, 2023: Primary account holders will no longer be able to add new members to their shared membership.; August 15, 2023: Existing memberships will end and Xbox Game Pass Friends & Family will no longer be available.; Starting August 15, 2023: We’ll be sending Xbox ...

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

若要打开设置，请执行下列任一操作： 选择电池、网络或音量图标以打开"快速设置面板。

欢迎使用适用于 Windows 的 便笺！ 打开便笺应用. 单击或点击“开始”按钮，然后键入便笺。 便笺将在你离开的位置打开。 如果在应用列表中看不到便笺，请打开 Microsoft Store 应用并安装Microsoft 便笺。