在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。. 如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
如何更改 Microsoft 帐户上的出生日期 - Microsoft 支持
如何更改成人 Microsoft 帐户上的出生日期. 使用要更新的帐户凭据编辑 Microsoft 帐户配置文件。 登录
Applies To:
Microsoft account dashboard
Send feedback to Microsoft with the Feedback Hub app
The Feedback Hub app lets you tell Microsoft about any problems you run into while using Windows 11 or Windows 10. You can also send suggestions to help us improve your Windows experience.
Microsoft 365 和 Office 2021 之间的区别是什么？
Microsoft 365 是一种订阅服务，可确保你始终拥有最新的 Microsoft 新式生产力工具。 存在针对家庭和个人、中小型企业、大型企业、学校以及非营利组织的 Microsoft 365 计划。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office.com
关于在中国使用荣耀、Samsung 和 OPPO 手机设置连接到 Windows 并对其进行故障排除
系统要求 我们很高兴地向你推出在特定荣耀、Samsung 和 OPPO 设备上适用的 手机连接 应用！ 通过 手机连接，可以轻松与手机和电脑链接，以查看和回复短信、拨打和接听电话、查看和管理照片、接收移动通知，以及直接在电脑上使用手机屏幕。
Manually add an account to the Microsoft Authenticator app
If your camera is unable to capture the QR code, you can manually add your account information to the Microsoft Authenticator app for two-factor verification.
Get started with PowerPoint for the web - Microsoft Support
Learn how to get started with PowerPoint for the web from Office.com and create presentations online.
Applies To:
PowerPoint for the web
使用 Xbox 玩云游戏 | Xbox Support
了解如何使用 Android、iOS 或 Windows 设备在 Xbox 上玩云游戏。
Language Accessory Pack for Microsoft 365 - Microsoft Support
Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 for additional display, help, and proofing tools.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access 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, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, 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
Troubleshoot your Xbox network connection | Xbox Support
If your Xbox One or Xbox Series X|S console is having network connection issues of any kind, we’ll point you to the best solution for the specific type of connection issue you’re experiencing.