下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013. Office 2019 Office 2016 Office 2016 for Mac Office 2013. 如果这是你 第一次 安装 Microsoft 365，则可能需要先执行一些设置步骤。. 展开下面的 “了解详细信息”部分。. 但是如果是重新安装 Microsoft 365，且已兑换了产品 ...

How to redeem a Windows activation code. On your Windows PC, go to the Activation section of the Settings app and select Change product key. Open Settings. Problems redeeming a code? If you're unable to redeem a code, check our self-help troubleshooting guidance below. Get help. Need more help?

Refunds for digital games include Microsoft Store digital game offers, Xbox apps (excluding movies and TV apps), digital gaming bundle offers, digital game durable content, and some digital game consumable content, whether made available through the Xbox console, on your PC, or on your mobile device.

Installation or sign in issues? If you're unable to install Microsoft 365 see Troubleshoot installing Office for more help. Activate Microsoft 365 . Start using an Microsoft 365 application right away by opening any app such as Word or Excel. Can't find Office after installing?

解决方案 1：让所有者登录. 要玩此游戏，订阅所有者需要登录。. 如果该游戏是其他人购买的，让他们登录以便你可以玩该游戏，或者让他们将此主机设置为其常用 Xbox。. 在所有者的常用 Xbox 上，其他用户可以玩所有者的游戏。. 如果要将此主机设置为所有者的 ...

Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint. Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint. For more information, see Where to sign in to Microsoft 365.

解决方案 1：检查 Xbox Live 服务状态. 查看 Xbox 状态页面。 如果看到任何服务警报，请展开服务，向下滚动到“通知”，然后登录以在服务启动并再次运行时接收消息。 Xbox 状态. 解决方案 2：连接到 Xbox Live. 若要解决这一问题，请连接到 Xbox Live。 方法如下： 按 Xbox 按钮 打开导航页。 选择“连接到 Xbox Live”。 选择“在线”。 如果无法连接到 Xbox Live，请尝试 解决 Xbox One 的网络连接问题 。 解决方案 3：启用我的常用 Xbox. 如果你会定期使用此 Xbox 主机，请将其设为你的常用 Xbox，以便离线玩你拥有的游戏。 有关如何将主机设为常用 Xbox 的信息，请参阅 指定常用 Xbox 。

The Microsoft Authenticator app helps you sign in to your accounts when you're using two-step verification. Two-step verification helps you to use your accounts more securely because passwords can be forgotten, stolen, or compromised.

将电脑版 Xbox 应用更新为 2311.1001.7.0 或更高版本后，可以使用以下步骤运行游戏服务修复工具：. 启动 电脑Xbox 应用。. 单击个人资料图片。. 单击“支持”。. 单击“游戏服务修复工具”。. 单击“开始疑难解答”。. 在电脑上运行游戏服务修复工具后，可能还 ...

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.