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.

Force a restart. Select Start > Power > Shut down and wait a moment for your Surface to shut down. Then press and hold the power button for 20 seconds. If you see the logo screen appear after a few seconds, continue to hold for the full 20 seconds until you see the logo screen again.

In the upper left corner of the window, select the app launcher > SharePoint Tip: If you don't see the SharePoint app after selecting the app launcher, you can find it by either selecting More apps, or using the Search box near the top of the window to search for SharePoint.

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.

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

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

Obtenga información sobre cómo obtener las últimas Windows actualizaciones para mantener el dispositivo funcionando sin problemas y de forma segura.

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