Learn how to use the PC Health Check app to help you improve your device performance.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

If you’re working on a Windows PC and want the apps and content from another device to show on your PC screen, you’ll want to consider mirroring that device‘s screen or projecting it to your PC.

Hotmail está ahora Outlook.com. Aprenda a iniciar sesión para acceder a su cuenta de correo electrónico de Outlook.com, Hotmail, Live o MSN.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

Learn how to find and change settings in Windows. Find your Windows settings in a snap! Select the Start button, then select Settings .From there, browse the categories or use search to find what you're looking for.

If you’re having sound or audio problems, the following suggestions might help. The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t.

Learn how to create installation media for installing or reinstalling Windows 7, Windows 8.1, or Windows 10.

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

Update Surface devices and Windows. Download the latest drivers and firmware updates to keep your Surface devices performing their best.