Important: This setting can't guarantee protection against malicious hackers or protect you against a motivated attacker.Malware or keyloggers installed on your device will still be able to read your passwords and attackers who can access your device can also turn off this setting if they know the device password.

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Skype help & learning. Limited emergency calling Skype is not a replacement for your telephone and has limited emergency calling capabilities depending on your country.

Keystroke. What it does. Windows logo key + R Opens the Run command. Windows logo key + S Opens Search. Windows logo key + E Opens File Explorer. Alt + Tab. Opens Task Switcher, moving forward with each press of Tab, switching to that window on release

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

In Windows 11, it is essential that you link your Microsoft account with the Windows 11 digital license on your device. Linking your Microsoft account with your digital license allows you to reactivate Windows using the Activation troubleshooter whenever you make a significant hardware change.

Editing photos and videos in the Microsoft Photos app is a straightforward process. Whether you like to apply changes that affect your photo's quality, feel, and look—or you want to add information on top of your photos, the Photos app in Windows gives you all kinds of options for getting your photos and videos looking their best.

Most PCs that have shipped in the last 5 years are capable of running Trusted Platform Module version 2.0 (TPM 2.0). TPM 2.0 is required to run Windows 11, as an important building block for security-related features.TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection.

If you open a page written in a different language than your preferred languages in settings, Microsoft Edge will automatically prompt you to translate it. The Translate icon appears in the address bar when you go to a web page that’s written in a foreign language. A language is considered foreign to you if it's not included in your Preferred languages list in Settings.

Support for Windows 10 will end in October 2025. After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10.