Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

The Health report starts off by showing you the last time a Device Health scan was run. The time displayed should be basically the current time, as Windows Security tries to run a Device Health scan when you open the Device performance & health page.. Beyond the time of last scan you'll see the status of the key areas that Device Health monitors:

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

In Windows 11, ensure that Camera access, Let apps access your camera, and the individual toggle for the Microsoft Store app you wish to use is turned on. If you do not see the app or website you're looking for in the list, it's likely a desktop app. Desktop apps cannot be individually toggled, but access for those apps can be controlled using Let desktop apps access your camera.

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Alternatively, you can install any website by going to the top corner of the browser and select Settings and more … > Apps > Install this site as an app.

Billing & payments. Your dashboard is also where you can: Buy, renew, or cancel a subscription.

When you open a destination workbook, and the source workbook is not open, you may be alerted by the Trust Bar to update the links. You can control whether the Trust Bar alerts you, and whether to update all links when the alert does not appear.

Les problèmes matériels peuvent être dus à des pilotes obsolètes ou défectueux. Assurez-vous que votre pilote audio est à jour et, si nécessaire, mettez-le à jour. Si cela ne fonctionne pas, essayez de désinstaller le pilote audio (il sera automatiquement réinstallé).