在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
在页面顶部的横幅中选择“允许来自其他应用商店的扩展”，然后选择“允许”以确认。 选择要添加的扩展，然后选择“ 添加到 Chrome ”。 当系统显示扩展所需权限提示时，仔细查看权限，然后选择“ 添加扩展 ”（如果要继续）。
修复 Office 应用程序 - Microsoft 支持
根据 Office 安装类型 (即点即用或基于 MSI 的) ，你将看到以下选项以继续修复。 请按照适用于你的安装类型的步骤进行操作。 即点即用 在“ 希望如何修复 Office 程序”窗口中，选择“ 联机修复 > 修复 ”，确保修复所有内容。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
我运行的是哪个 Windows 操作系统版本？ - Microsoft 支持
在 Windows 8.1 或 Windows RT 8.1 中查找操作系统信息. 要查找设备运行的 Windows 版本，请按 Windows 徽标键 键 + R，并在“打开”框中键入“winver”，然后选择“确定”。. 如果你的设备运行的是 Windows 8.1 或 Windows RT 8.1，那么有关详细信息，可以参阅以下内容：
How to sign in to Hotmail - Microsoft Support
Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.
Applies To:
Outlook.com
下载基于 Chromium 的新版 Microsoft Edge - Microsoft 支持
基于 Chromium 的新版 Microsoft Edge 已于 2020 年 1 月 15 日发布。 它与 Windows 和 macOS 的所有受支持版本兼容。 它与 Windows 和 macOS 的所有受支持版本兼容。 新版浏览器具备出色的速度和性能、适用于网站和扩展的一流兼容性以及内置的隐私和安全功能，可全面满足你 ...
2024 年 6 月 25 日-KB5040370 Windows 10 版本 22H2 的 .NET Framework 3.5、4.8 和 ...
此版本中没有新的安全改进。 此更新是累积更新，包含以前发布的所有安全改进。 质量与可靠性改进 . 有关此更新发布的改进的列表，请参阅本文“其他信息”部分中的文章链接。 此更新中的已知问题. Microsoft 目前不知道此更新中的任何问题。 有关此更新的 ...
更改或重置密码 - Microsoft 支持
重要: Microsoft帐户、Windows 操作系统和其他Microsoft产品包括密码，以帮助保护你的信息。本文提供了一些选项，可用于在忘记密码时重置或恢复密码。 请注意，如果这些选项不起作用， Microsoft支持无法帮助你检索或绕过丢失或忘记的密码。
Download and install or reinstall Office 2019, Office 2016, or Office ...
Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
How to use the PC Health Check app - Microsoft Support
Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.
Screen mirroring and projecting to your PC or wireless display
Note: The Wireless Display app is available on devices running Windows 11 version 22H2 and newer.If you're running an earlier version of Windows, launch the Connect app by entering connect in the search box on the taskbar, and selecting Connect in the list of results. To find out which version of Windows you're running, see Which version of Windows operating system am I running?