Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

Learn how to troubleshoot and fix problems setting up your email in Outlook.

Obtenga información sobre cómo activar Windows con una clave de producto o una licencia digital, comprobar el estado de activación y vincular su cuenta de Microsoft.

About Windows 11 in S mode. Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience.

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.

Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

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

Subscribed. A Subscribed badge means a Microsoft 365 subscription such as Microsoft 365 Family or Personal is already associated with your account and you can access many of your subscription benefits including installing the desktop apps.. Don't already have Microsoft 365, or you're looking for product details and prices? Buy or try Microsoft 365

Create an alias to give you an additional email address which uses the same inbox, contact list, and account settings as your primary email address in Outlook.com.