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轻松阅读和回复短信、查看 Android 设备中最近的照片、使用常用的移动应用、拨打和接听电话以及在电脑上直接管理 Android 设备的通知。手机连接需要满足以下条件：运行 Windows 10 (带有 2019 年 5 月更新或更高版本) 或 Windows 11 的电脑。运行 Android 8.0 或更高版本的 Android 设备。你的手机和电脑都需要连接到同一 Wi-Fi 网络。注意: 选择支持的 Samsung 平板电脑，请转到此处了解载入步骤。建议始终安装最新版本的 Windows，以确保获得手机连接的最佳体验。注意: 手机连接当前不支持多个 Android 配置文件或工作/学校帐户。如何从手机连接开始链接设备.

首先在“获取帮助”应用中运行自动音频疑难解答。. “获取帮助”将自动运行诊断，并采取正确的步骤来解决大多数音频问题。. 打开“获取帮助”. 如果“获取帮助”应用无法解决声音或音频问题，请尝试列出的可能解决方案：. Windows 11 Windows 10. 1. 检查扬声器 ...

登录并下载 Microsoft 365. 转到 Microsoft 帐户仪表板，如果尚未登录，请选择“ 登录 ”。. 使用与此 Microsoft 365 版本关联的 Microsoft 帐户登录。. 忘记了帐户详细信息？. 请参阅我忘记了用于 Office 的帐户。. 从“概述”页中选择“ Office 应用 ”，在该页面上找到要 ...

适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013

激活一个全新的 Office 产品密钥. 解决激活错误. 激活 Microsoft 365 或非订阅版本的 Office. 当启动未激活的 Microsoft 365 应用时，系统将提示登录到 Microsoft 365。请务必使用用于购买或订阅 Microsoft 365 的 Microsoft 帐户或工作或学校帐户进行登录。注意: 如果新设备上预安装了 Microsoft 365，请参阅激活新 Windows 设备上预安装的 Office。如果出现“激活”向导，则需要帮助激活 Microsoft 365。按照向导中的提示激活 Microsoft 365。使用“激活”向导获取激活 Office 的帮助.

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, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 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 Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Office.com, Project for Office 365

Windows 11 Windows 10. 从“开始”菜单卸载. 选择 “开始 > 所有应用，并在显示的列表中搜索应用。. 长按（或右键单击）应用，然后选择“卸载”。. 在“设置”中卸载. 选择 “开始 > ”设置 > 应用 > 应用&功能。. 找到要删除的应用，选择 “更多 > 卸载 ”。. 注意 ...

Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription. Tip: Get tech expertise with Business Assist.

适用于: Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Office 2016, Microsoft 365 家庭版, Office 商业版

Download and install or reinstall Microsoft 365 or Office 2021 on a PC or Mac. Set up Office apps and email on a mobile device. Small business help and learning. Learn how to download and install apps you need from your Microsoft 365 business subscription.

Contact us. Sign in so we can get you the right help and support. Select the product you need help with. We'll show you self-help options first. Additional help is available if you need it, including live chat with a Microsoft specialist. Microsoft 365. Office. Windows. Xbox. Surface devices. Copilot. Dynamics 365. Intune. Azure. Server products.

Create Windows 11 installation media. On the Windows 11 software download page, select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.