Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

使用 Microsoft Forms，您可以在 Microsoft Teams的秒內建立即時即時投票。 在 Teams 頻道中張貼投票，或在聊天窗格中快速收集意見反應。

New to Xbox gaming on PC? Here's how to get started. Find out how to play with cloud gaming on devices you already have

This page helps you with how to use Microsoft Traditional Chinese IME including IME features and keyboard shortcuts.

The new Outlook for Windows brings the latest features, intelligent assisted capabilities and a new modern and simplified design to your Outlook app.

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

Visio is a diagraming tool that makes it easy and intuitive to create flowcharts, diagrams, org charts, floor plans, engineering designs, and more by using modern templates with the familiar Office experience. On this page, you can access some of the top templates and sample diagrams available in Visio, or request ones that you want. To see the hundreds of templates and sample diagrams ...