下载 Internet Explorer 11(脱机安装程序) - Microsoft 支持
Microsoft Edge 是 Microsoft 推荐的浏览器. 对 Internet Explorer 的支持已于 2022 年 6 月 15 日结束。 如果访问的任何网站需要 Internet Explorer 11,则可以在 Microsoft Edge 中使用 Internet Explorer 模式重新加载它。
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Troubleshoot Game Bar on Windows | Xbox Support
Make sure you have the latest updates on your Windows device. Press the Start button , then choose Settings.Go to Update & security (Windows Update on Windows 11), then select Check for updates.; Check your Game Bar settings. Press the Start button , then choose Settings.Go to Gaming > Game bar, then turn on Record game clips, screenshots, and broadcast using Game bar.
Mouse and Keyboard Center download - Microsoft Support
The Microsoft Mouse and Keyboard Center is an app that helps you make the most out of your Microsoft keyboard and mouse. Mouse and Keyboard Center helps you personalize and customize how you work on your PC.
All about PC gaming with Xbox
Find out how to play with cloud gaming on devices you already have
欢迎使用 Windows
购买新电脑. 如何知道现在是使用新电脑的时候了. 帮助我选择新的Windows 11电脑. 帮助我选择由 Microsoft 设计的笔记本电脑
Getting started with Microsoft Defender - Microsoft Support
Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.
Applies To:
Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows, Microsoft Defender Online
重新激活 Microsoft 365 或 Office - Microsoft 支持
或者,如果要在现有或新的计算机上安装或重新安装 Microsoft 365 或 Office,请转到: 对于 Microsoft 365 和 Office 2021 - 在电脑或 Mac 上下载并安装Microsoft 365 或 Office 2021。
Applies To:
Office 2021, Office 2019, Office 2016, Office 2013, Microsoft 365 for home
Fix problems with your PC by using Windows Update
Windows Update recommends a reinstall after an update installation fails. If an update fails to install because of problems related to system files or components, you might see the following message in the Windows Update page in Settings:. Reinstall your current version of Windows to repair system files and components.
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.