使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
Windows sign-in options and account protection - Microsoft Support
To access your sign-in options, go to Start > Settings > Accounts > Sign-in options.. Or just select this button: Go to Sign-in options. Change or manage your password or PIN. To change your password or PIN, go to Start > Settings > Accounts > Sign-in options. Select PIN (Windows Hello), and then select Change PIN.
Scan a document or picture - Microsoft Support
The Windows Scan app can help you scan pictures or documents and save them to your PC as JPEG, bitmap, or PNG files. For more info, see Install and use a scanner in Windows.. Get Windows Scan
Welcome to Copilot on Windows - Microsoft Support
At Microsoft, we're guided by our AI principles, our Responsible AI Standard, and decades of research on AI, grounding, and privacy-preserving machine learning.Data privacy and security is a key principle of responsible AI. We aim to help our customers use our AI products responsibly, sharing our learnings, and building trust-based partnerships.
Microsoft Edge 中的 Internet Explorer 模式 - Microsoft 支持
有些网站专为与 Internet Explorer 一起使用,它们具有 Microsoft Edge 等新式浏览器不支持的功能。 如果你需要查看其中的某个网站,可使用 Microsoft Edge 中的 Internet Explorer 模式。
Which version of Windows operating system am I running?
Find operating system info in Windows 8.1 or Windows RT 8.1. To find out which version of Windows your device is running, press the Windows logo key key + R, type winver in the Open box, and then select OK.. If your device is running Windows 8.1 or Windows RT 8.1, here’s how to learn more:
解决 Windows 中的蓝屏错误 - Microsoft 支持
借助提示和资源自行进行疑难解答以解决 Windows 蓝屏错误;如果你需要更多帮助,请联系 Microsoft 支持。 如果某个严重问题导致 Windows 意外关闭或重启,则会出现蓝屏错误(有时也称为黑屏错误或终止代码错误)。
Install Quick Assist - Microsoft Support
To pin Quick Assist to your taskbar so you can quickly get back to it, after Quick Assist is open, right-click (or press and hold) the icon on your taskbar > Pin to taskbar. If the old app icon still appears on your device, make sure you select the new app icon.
打开或关闭 Microsoft Defender 防火墙 - Microsoft 支持
若要将其关闭,请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备(以及网络,如果有)更容易受到未经授权的访问。 如果有某个需要使用的应用被阻止,则可允许它通过防火墙,而不要关闭防火墙。
Windows 11 System Requirements - Microsoft Support
Windows 11 is designed to bring you closer to what you love and is releasing at a time when the PC is playing an even more central role in the way we connect, create and play.
Free up drive space in Windows - Microsoft Support
Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.