Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

If you already have an account signed in to OneDrive and you want to add or remove another account, you’ll do that in OneDrive Settings.

Si vous ne parvenez pas à vous connecter à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN, ou si vous ne savez pas comment vous connecter ou vous déconnecter, voici quelques solutions.

It's easy to create a message in Microsoft Outlook that uses voting buttons to ask your recipients questions with a specific and limited set of answers.

You can choose which apps will start automatically when you start your device.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.