Find your Office product key - Microsoft Support
Learn how to locate your Microsoft Office product key, which allows you to activate and use your Office products without requiring a Microsoft account.
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
Activate Office - Microsoft Support
Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 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 Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Microsoft 365 管理员, Project for Office 365
手机连接要求和设置 - Microsoft 支持
手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。
Uninstall or remove apps and programs in Windows
Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now. For help uninstalling these apps, follow the instructions to uninstall from ...
欢迎使用 MSN 主页 - Microsoft 支持
新的 MSN 网站可为您提供最好的在线信息，并且是独一无二的，您可以在一天内使用不同的设备。 你可以保持连接，获得最佳服务，以便完成日常任务，并且还可以根据自己的兴趣自定义和组织主页。
Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
Recover lost or deleted files - Microsoft Support
Learn how to recover files that have been lost, deleted, or accidentally changed.
Microsoft 365 中的键盘快捷方式 - Microsoft 支持
许多用户发现，将 Microsoft 365 应用与外部键盘上的键盘快捷方式配合使用可帮助他们更高效地工作。 对于行动不便或者有视力障碍的用户，键盘快捷方式比触摸屏更方便，是使用鼠标的重要替代方式。 可在此处找到Microsoft 365 应用的大多数键盘快捷方式文章的链接。
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Project Online 桌面客户端, Visio 计划 2, Microsoft 365中的 Visio, Visio 计划 1, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project 专业版 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, Excel for iPhone, Word for iPhone, PowerPoint for iPhone, Excel for Android 手机版, Windows 10 版 Outlook 日历, Windows 10 版 Outlook 邮件, PowerPoint for Android 手机版, Word for Android 手机版
Scan a document or picture - Microsoft Support
A scanner you've connected using a wired, wireless, or network connection. An app for scanning files, such as Windows Scan, available for free from Microsoft Store. The Windows Scan app can help you scan pictures or documents and save them to your PC as JPEG, bitmap, or PNG files. For more info, see Install and use a scanner in Windows.