Microsoft 365 Customer Service and Support
Support for home products. Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience. Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft ...
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版
Manage your Microsoft 365 subscription or Office product
Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card.
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, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 Outlook, Microsoft 365 Mac 版专属 PowerPoint, Microsoft 365 Mac 版专属 OneNote, Word 网页版, OneNote 网页版, PowerPoint 网页版, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, 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 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, Microsoft 365 管理员, Outlook 网页版, Word Web App, Microsoft 帐户仪表板, 新的 Outlook for Windows
Tải xuống và cài đặt hoặc cài đặt lại Microsoft 365 hoặc Office ...
Tìm hiểu cách cài đặt, cài đặt lại hoặc kích hoạt Microsoft 365 hoặc Office 2019 trên PC hoặc máy Mac. Nếu đây là lần đầu tiên bạn cài đặtMicrosoft 365 hoặc Office, bạn có thể phải hoàn tất một tập hợp các bước trước khi cài đặt hoặc bạn có thể cần làm theo các bước khác với những gì được hiển ...
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版, Office.com
Microsoft 365 和 Office 2021 之间的区别是什么？
了解 Microsoft 365 订阅、Office 2016 和免费 Office Online 应用之间的区别。 一次性购买 （示例：Office 小型企业版 2021） Microsoft 365 订阅 (示例： Microsoft 365 家庭版 或Microsoft 365 个人版)
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office.com
Baixe e instale ou reinstale o Microsoft 365 ou o Office 2021 em um ...
Saiba como instalar, reinstalar ou ativar o Microsoft 365 ou o Office 2019 em um PC ou Mac.
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版, Office.com
为什么需要 Microsoft 帐户，或者使用 Microsoft 365 或 Office ...
如何实现将我的帐户与 Microsoft 365 或 Office 相关联？ 使用 Microsoft 帐户、工作或学校帐户登录到 Microsoft 365 或 Office 是 Microsoft 验证你拥有合法许可证的方式。 关联帐户的方式取决于 Microsoft 365 或 Office 产品以及获取方式。
适用于:
Office 2016, Office 2013
在 Microsoft 365 订阅之间切换 - Microsoft 支持
可以选择在 Microsoft 订阅之间切换为满足需求的最佳订阅。 例如，如果你有Microsoft 365 个人版 并希望与家庭共享 Microsoft 365 应用和其他订阅权益，则可以切换到 Microsoft 365 家庭版 。
适用于:
Microsoft 365 家庭版, Office.com
Descargar e instalar o reinstalar Microsoft 365 u Office 2021 en un ...
Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版, Office.com
管理 Microsoft 365 订阅或 Office 产品 - Microsoft 支持
注意: 通过员工Microsoft工作区折扣计划购买的某些产品(以前称为家用许可计划) 权益或批量许可证版本 (由组织的 IT 部门管理，) 可能不需要帐户。以下信息不适用于这些 Office 版本或 Microsoft 365 订阅。
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, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 Outlook, Microsoft 365 Mac 版专属 PowerPoint, Microsoft 365 Mac 版专属 OneNote, Word 网页版, OneNote 网页版, PowerPoint 网页版, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, 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 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, Microsoft 365 管理员, Outlook 网页版, Word Web App, Microsoft 帐户仪表板, 新的 Outlook for Windows
What's the difference between Microsoft 365 and Office 2021?
Learn about the differences between a Microsoft 365 subscription, Office 2016, and the free Office Online apps.
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Microsoft 365 管理员