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Install Office on your PC or Mac - Office Support
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Contact - Microsoft Support
Get support from Microsoft by finding contact options for Canada, including phone numbers and chat sessions.
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
Office Help & Training
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Microsoft Store 无法打开 - Microsoft 支持
另请参阅. 我无法从 Microsoft Store 找到或安装应用. 需要更多帮助吗? 请联系支持人员. 有关技术支持,请转到联系Microsoft 支持,输入问题并选择“获取帮助”。 如果仍然需要帮助,请选择“联系支持人员”以转至最佳支持选项。
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
Fix Windows 10 activation error 0x803F7001 - Microsoft Support
A Windows license is associated with your PC hardware. If you make significant hardware changes, such as replacing your motherboard, Windows won’t be able to find a matching license the next time you start your PC. If Windows was preinstalled on the PC, then a new license is required if you have made a change such as replacing the motherboard.
将 Windows 电脑用作移动热点 - Microsoft 支持
通过 Wi-Fi 与其他设备共享 Internet 连接,将 Windows 电脑变成移动热点。 你可以共享 WLAN、以太网或手机网络数据连接。
如何打开 Windows 上的 Microsoft Store - Microsoft 支持
选择“开始”,然后进入“Microsoft Store”。选择它以打开应用。 如果 Microsoft Store 无法启动,请访问 Microsoft Store 无法启动 以了解详情。. 打开 Microsoft Store
Applies To: Microsoft account dashboard
在 Windows 中使用代理服务器 - Microsoft 支持
如果在访问某些网站时不想使用代理服务器,请在例外列表中输入网站地址的结尾(例如 *.contoso.com)。. 如有多个网站,键入每个网站的地址并使用分号分隔地址(例如 *.contoso.com; *.adatum.com)。* 是通配符,因此以列出的网站地址结尾的任何网站地址都将绕过代理服务器。