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

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 is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

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.

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

Find out how to submit a request for a refund for a purchase of digital Xbox content.

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.

Learn how to sign in or out of your Outlook.com email account, and get solutions for common login issues.

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

Find out how to fix sound or audio problems in Windows.