Une clé de produit. Une clé de produit de 25 caractères peut être nécessaire (non obligatoire pour les licences numériques). Pour obtenir de l’aide sur la recherche de la clé de produit, accédez à Rechercher votre clé de produit Windows.De nombreux appareils modernes contiennent la clé de produit incorporée dans le microprogramme de l’appareil.

You can also use the keyboard to browse through features and change feature options. Use the UP ARROW and DOWN ARROW keys to select features. Use the RIGHT ARROW key to expand a feature that contains one or more sub-features.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Note: BitLocker Drive Encryption is only available on devices running Windows Pro, Enterprise, or Education editions. It isn't available on Windows Home edition. If Manage BitLocker isn't listed, it means that you don't have the correct Windows edition.

After setting up web protection, we'll set up anti-malware protection.To do this we need to ask for a couple more permissions. Access device storage. Microsoft Defender scans apps and files on your device to watch for possible threats.

Windows Update recommends a reinstall after an update installation fails. If an update fails to install because of problems related to system files or components, you might see the following message in the Windows Update page in Settings:. Reinstall your current version of Windows to repair system files and components.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.

Keyboard shortcuts are keys or combinations of keys that offer a faster alternative to performing tasks typically done with a mouse. If you are trying to take a screenshot or screengrab, see How to take and annotate screenshots.. This article includes a list of keyboard shortcuts categorized as:

Kontaktieren Sie den Microsoft-Support. Suchen Sie nach Lösungen für häufige Probleme, oder erhalten Sie Hilfe von einem Supportmitarbeiter.