Remarques : Si vous connaissez votre mot de passe, mais que vous souhaitez simplement le modifier, accédez à account.microsoft.com’onglet Sécurité, puis sélectionnez Modifier mon mot de passe.. Si vous connaissez votre nom d’utilisateur et votre mot de passe, mais qu’ils ont cessé de fonctionner, lisez Mon nom d’utilisateur et mon mot de passe ont cessé de fonctionner.

If your company uses Microsoft SharePoint services, Name and Skill buttons appear below the search box. You can search by using a keyword, such as job title or area of expertise. Click Skill to see others with similar areas of expertise or job titles. Click the X in the search box to return to the Contacts list.

How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!

Here’s how to reinstall Microsoft Edge whether you’re a Windows or Mac user: Open any working browser. (Note: If you’re a Windows user and your Microsoft Edge is not currently functioning, to open Internet Explorer, type IE in the search box on the taskbar and then select Internet Explorer from the results.Or press the Windows logo key on your keyboard and then type IE in the search bar.)

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.For this reason, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

Note : Once you've signed in, Skype will remember your sign in information when you close Skype or sign out and choose to remember your account settings. If you don't have a Skype or Microsoft account: Visit Skype.com from your browser and download Skype.

Locking your Windows device allows you to quickly secure your device while keeping your applications and files open in the background. When you lock your device, anyone trying to access it must enter your password, PIN, or use biometric authentication if you have Windows Hello set up.

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

To help protect your privacy, the new Microsoft Edge sets tracking prevention to balanced by default. For increased protection, you can switch your tracking prevention to strict or block all third-party cookies.

Choose from a variety of Surface devices and accessories to get help.