Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

ChatGPT 和MicrosoftCopilot 都是人工智能 (AI) 技术，旨在帮助你更快、更高效地完成任务和活动。. 尽管它们看起来类似，但两者之间存在显著差异。. 请继续阅读，了解这些工具如何由 AI 支持，以及它们可发挥哪些作用来帮助你最大化利用时间、创造力和生产力。.

Your PC isn't working well and you recently installed an app. Restore from a system restore point. You suspect your device has been infected. Use installation media to reinstall Windows 11. Select one of the recovery options below and follow the steps to try to get things working again.

Command Prompt and Windows Powershell for Windows 11. In Windows 11 22H2, the default app used to host console windows has been changed to Windows Terminal. After the October 2022 update, Command Prompt, Windows PowerShell, and other console apps will appear inside an instance of Windows Terminal.

In addition to summarization, users can chat with Copilot in Bing system via text, image, or voice input, ask follow-up questions to clarify searches and find new information, and submit prompts to generate creative content.

Need more help? Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.

Use the Xbox mobile app, the Xbox Game Pass app, or the Microsoft Store on PC to remotely install games—so your games are ready when you are. Here’s how to get your console and Windows device ready for installations that you’ll be able to start from your phone or mobile device.

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.

如果尝试启动游戏时依然收到错误代码，请尝试重启 Windows 设备。 若要执行此操作，请按 Windows 徽标键 ，然后选择“电源”图标 >“重启”。 设备启动备份后，请尝试再次启动游戏。

If you want to use keyboard shortcuts, here's how: Hold down the Alt key on your keyboard. With the Alt key held down, type the four-digit code on the numeric keypad for the character you want. (Include the leading 0 if that’s required.) Note: This only works on the numeric keypad.