Learn how to use the Gaming Services Repair Tool to troubleshoot installation and update issues with Gaming Services on PC.

To sign in to Hotmail, you'll need your Microsoft account username and password. Sign in at outlook.live.com. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter. If you're looking to open a new account, you can create one at https://signup.live.com/.

Learn how to sign in to your Outlook or Hotmail mailbox using your Microsoft account.

Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.

Follow these steps to reset your Microsoft account password. Have something to say? Need help with an Xbox console, an Xbox game or Xbox network? Find out how to get in touch with us.

You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. You might want to use the Inbox Repair tool in the following situations:

Learn how to fix audio and connection issues with your Xbox Wireless Headset.

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.

Outlook Data Files (.ost) are used when you have an Exchange account and want to work offline or use or use the default Cached Exchange Mode. This type of data file is also used for accounts that you set up with the Outlook Connector for Outlook.com (formerly Hotmail).

The Xbox Offline System Update (OSU) process allows you to update your console by downloading a file to a USB flash drive and then installing that file directly onto your Xbox Series X|S or Xbox One console. To use the Offline System Update, you'll need: