Elevate your device by showcasing beautiful images from around the globe with Windows spotlight, or your favorite memories with a custom photo or a dynamic slide show as your lock screen background.. Stay informed and efficient with dynamic updates that bring weather, finance, sports, traffic, and app notifications right to your lock screen.

联系支持人员 有关 Microsoft 帐户和订阅的帮助，请访问 帐户和计费帮助。. 如需技术支持，请转到联系 Microsoft 支持人员，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。 管理员

如果未登录. 若要从历史记录中清除单个搜索，请在" 搜索历史记录"页上，单击要删除的搜索旁边的 x。 若要清除所有搜索历史记录，请在"搜索历史记录 "页面上的"更改历史记录设置"下，单击"全部清除"。 这会删除此设备上的任何搜索历史记录。

通过锁定 Windows 设备，可以快速保护设备，同时使应用程序和文件在后台保持打开状态。 锁定设备时，尝试访问设备的任何人都必须输入你的密码、PIN 或使用生物识别身份验证（如果已设置 Windows Hello）。

1. Sign in with your Microsoft account. You will be prompted to Sign in with Microsoft account. If you have an existing Microsoft account on your mobile device then you will be asked to confirm your account, then click Continue.. If you don't have an existing Microsoft account on your mobile device then you will be asked to sign into your account or create a new one, then click Continue.

了解如何在 Microsoft Edge 中启用 Adobe Flash。

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Note: To upgrade to Windows 11, devices should meet the Windows 11 minimum system requirements.Some Windows 10 features aren't available in Windows 11. System requirements to experience some Windows 11 features and apps will exceed the Windows 11 minimum system requirements.Find Windows 11 specs, features, and computer requirements

使用“目标样式” 将数据复制为 PowerPoint 表（使用演示文稿的格式） 保留源格式 以使用工作表的格式将 Excel 数据复制为 PowerPoint 表. 嵌入 以将数据复制为可在以后 Excel 中编辑的信息. 用于将数据 复制为无法在 Excel 中编辑的图片的图片 . 仅保留文本 以将所有数据复制为单个文本框

Important: Regardless of which antivirus app you install, run a full scan on your PC before you change your password. You should also set up your antivirus app to automatically get updates and scan your PC on a regular basis.