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.

To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.

Important: Workbook links are considered potentially unsafe and must be enabled when you open a formula workbook.When you open a formula workbook, click Enable Content in the Message Bar to allow the workbook links to function. If you don't, Excel keeps the most recent values and disables refreshing the links with values from the data workbook.

S’il s’agit de la première fois que vous installez Microsoft 365 vous devrez peut-être commencer par effectuer certaines étapes de configuration. Développez la section En savoir plus ci-dessous. Toutefois, si vous réinstallez Microsoft 365, et que vous avez déjà utilisé une clé de produit et que vous avez un compte associé à Microsoft 365, accédez à la section , puis connectez ...

Use the Windows Quick Assist app to get help with a computer problem from family or friends or help them out. Quick Assist uses a remote connection, so remember to only use it with people you trust, since they can see your computer screen or control your PC (if you allow it).

Training: Microsoft OneDrive lets you store your personal photos, files, and folders in one place, and get to them anytime, anywhere. Learn more in this online training video.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

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.

With PowerPoint for the web you create presentations right in your browser. Create and save your presentations in your OneDrive, and edit and share them online.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.