What are passkeys? Passkeys are a replacement for your password. With passkeys, you can sign into your Microsoft personal account, or your work/school account using your face, fingerprint, or PIN.

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

Learn how to concatenate text strings in Excel using the CONCATENATE function. Our step-by-step guide makes it easy to join two or more text strings into one.

In PowerPoint, learn how to troubleshoot Designer if you don't see the Designer button, no suggestions are offered, or the button is grayed out.

This article lists things you can try to get Wi-Fi working on your Surface if you're having problems with it.

Make text, images, and apps bigger on the screen of your Windows computer.

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

Note: If you don’t see the Change link, it may be because some information, such as your name, photo, or title, is collected from systems that your IT or human resources department control.If you want to update those details, contact your administrator. If you need help finding your administrator, see How do I find out who my admin is?

Learn how to change your gamerpic, including how to upload a customized image for your profile from your Xbox console.

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