Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Hotmail est maintenant Outlook.com. Découvrez comment vous connecter pour accéder à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN.

System requirements and setup steps for the Phone Link app

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.

Learn about what effect closing a Microsoft account might have on your other apps and services.