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

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

To ensure the best experience, only have one of these apps open at any one time. Why can't I use the Phone Link as a non-default user or two phone mode user (available in Korea only)?

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Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Troubleshoot slow game or app downloads on Xbox One Account error occurs when signing in to Xbox network

Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.

Microsoft Store apps updates Change log Improvements This security update contains fixes and quality improvements from KB5074109 (released January 13, 2026). KB5077744 (released January 17, 2026), and KB5078127 (released January 24, 2026). The following summary outlines key issues addressed by this update. Also, included are available new features.

Secure your account To make your account more secure, see: How to help keep your Microsoft account safe and secure

On Windows, iOS, and Android Microsoft Defender will check links that you (or an app on your device) open to try and spot any that may be dangerous. If we find a harmful link, we'll block it and let you know.