Hotmail est maintenant Outlook.com. Découvrez comment vous connecter pour accéder à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN.

Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.

Learn how to troubleshoot and fix problems setting up your email in Outlook.

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

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

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

Learn what you can do if you're not receiving account aign-in verification codes.