Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Si vous ne parvenez pas à vous connecter à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN, ou si vous ne savez pas comment vous connecter ou vous déconnecter, voici quelques solutions.

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

Learn how to reinstall Windows on your PC and how activation works after it's installed.

When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

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.