Download and install the latest printer drivers | Microsoft Support
Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.
下载并安装或重新安装 Office 2021、Office 2019 或 Office 2016
重新安装Office之前需要检查什么？ 简化使用Copilot进行下载和重新安装。 重要 对 Office 2016 和 Office 2019 的支持 已结束。 将不会提供扩展和扩展的安全更新。 请放心，所有 Office 应用不会丢失任何数据。 可以在任何受支持的 Microsoft 365 或 Office 产品上访问你的数据。
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2016, Office 2016 for Mac
Make Windows easier to see | Microsoft Support
Learn how to make your Windows display easier to see using accessibility features for ease of access.
How to get help in Windows - Microsoft Support
Search for help on the taskbar, use the Tips app, select the Get help link in the Settings app, or go to support.microsoft.com/windows.
Fix touchpad problems in Windows | Microsoft Support
Try to fix touchpad problems in Windows by updating drivers using either Windows Update or Device Manager or by reinstalling the touchpad.
Fix printer connection and printing problems in Windows
Windows 11 Windows 10 Printers are essential devices in many homes and workplaces, but they can sometimes run into problems when used with Windows operating systems. This article covers common printer problems in Windows, including printer not found, print jobs stuck in the queue, printer spooler crashes, and more, along with step-by-step troubleshooting solutions for each issue.
如何使用远程桌面 | Microsoft Support
Windows 11 Windows 10 摘要 在 Windows、Android 或 iOS 设备上使用远程桌面连接到 Windows 远程电脑。 可以像坐在远程电脑前一样访问应用、文件和桌面。 本文介绍如何设置 Windows 电脑以进行远程访问，以及如何从另一台设备连接到它。 开始之前 要连接到远程 电脑) (的电脑必须运行 Windows 专业 版的 Windows ...
Sign in to Microsoft 365
Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.
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, Project Online 桌面客户端, Microsoft 365 专属 Publisher, 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, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, OneNote 2024 for Mac, Office 2024 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 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, 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, OneNote for Mac, Microsoft 365 家庭版, Office 365 小型企业版, Microsoft 365 管理员, Project Online, Microsoft 365 Mac 版, Project for Office 365
Reset a forgotten Microsoft account password
Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.
适用于:
Microsoft 帐户仪表板
为 Windows 创建安装媒体 | Microsoft Support
安装媒体（如 U 盘）可用于安装 Windows 的新副本、执行 Windows 的全新安装或重新安装 Windows。 若要创建安装媒体，请转到 软件下载网站，可在其中找到分步说明。 在该网站上，可以选择 Windows 版本并在 USB 闪存上创建安装媒体。 或者，可以创建一个 ISO 文件，用于虚拟机 (VM) ，或用于将安装媒体 ...