安装 Project - Microsoft 支持
了解如何安装 Project 2013 和 2016，以及 Project for Office 365。
Applies To:
Project Online Desktop Client, Project Professional 2021, Project Standard 2021, Project Professional 2019, Project Standard 2019, Project Professional 2016, Project Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office.com, Project for Office 365
输入 Office 产品密钥的位置 - Microsoft 支持
我的产品密钥不起作用. 如果 Office 产品密钥不起作用，或已停止工作，应与卖家联系，申请退款。 如果产品密钥是独立于软件购买的，则很可能是被盗的产品密钥，或者是以欺骗方式获得随后阻止使用的产品密钥。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office.com
合并多个工作表的数据 - Microsoft 支持
若要从单独的工作表中汇总并报告结果，可以将每个工作表中的数据合并到一个主工作表中。 工作表可以与主工作表位于同一工作簿中，也可位于其他工作簿中。
Applies To:
Excel for Microsoft 365 for Mac, Excel 2021 for Mac, Excel 2019 for Mac
重置或恢复丢失的 Microsoft 帐户密码 | Xbox Support
如果你忘记了 Microsoft 帐户密码，请了解如何在线或使用你的 Xbox 主机重置密码。
Corrigir problemas de Bluetooth no Windows - Suporte da Microsoft
Saiba como solucionar problemas do Bluetooth no Windows. Resolva problemas ao conectar um dispositivo ou acessório Bluetooth.
Troubleshooting the Phone Link - Microsoft Support
Check for updates in the Phone Link by opening Settings > About > Check for updates.Install any pending updates to make sure your content stays up-to-date. You may also need to check for updates in the Link to Windows app on your Android device.
帐户帮助
获取有关 Microsoft 帐户的帮助。 了解如何设置 Microsoft 帐户，如何保护它，并使用它来管理服务和订阅。
Games with Gold for Xbox FAQ | Xbox Support
Games with Gold is an Xbox program that offers free Xbox games to Xbox Live Gold members.
Office 中未经授权产品和激活错误 - Microsoft 支持
排除 Office 激活故障及其修复方法。 步骤 1：使用正确帐户登录. 如果你使用过其他电子邮件地址购买 Office，请尝试使用所有的个人电子邮件地址登录。
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, Project Online Desktop Client, 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, InfoPath 2013, Office.com
适用于 Android 的 Microsoft 365 应用 - Microsoft 支持
借助适用于 Android 的 Microsoft 365 应用的强大功能，你可以随时随地保持高效工作。 创建和编辑新的 Word 文档、Excel 电子表格或 PowerPoint 演示文稿。
Applies To:
Office app for Android