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

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

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Improvements This OOB update includes quality improvements. This update is cumulative and includes security fixes and improvements from the January 13, 2026, security update (KB5074109) and the out-of-band update (KB5077744) from January 17, 2026, in addition to the following: [File System] Fixed: After installing the Windows update released on and after January 13, 2026, some applications ...

In Office 2021, you'll find new co-authoring features, inking tools, data types, functions, translation and editing tools, motion graphics, ease-of-use features, and so much more! Check out what's available to you today.

Microsoft Loop combines a powerful and flexible canvas with portable components that move freely and stay in sync across applications — enabling teams to think, plan, and create together.

Help and support content for accessibility features in Microsoft 365 apps and services. Learn about ease of use features for vision, hearing, mobility, learning, neurodiversity, and mental health.

使用している Outlook のバージョンを確認し、セットアップのためのリンクを入手して、メールや連絡先、予定表をインポートおよびエクスポートする方法について説明します。

Learn how to find apps that extend the functionality of Microsoft Teams. Use Teams apps to help simplify workflows and improve productivity.

On the Google account security page, go to the Add more second steps to verify it's you section, choose the Set up from the Authenticator app section. On the Get codes from Authenticator page, select either Android or iPhone based on your phone type, and then select Next.