Find out how Microsoft uses activity history data to provide personalized cross-device experiences and to help improve its products and services.

Windows 設定アプリを使用して、デスクトップの背景と色を変更します。

Internet Explorer 11 support ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can open it with Internet Explorer mode in Microsoft Edge.

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

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Show the Developer tab. If the developer tab isn't displayed in the ribbon, see Show the Developer tab.. Open a template or use a blank document. To create a form in Word that others can fill out, start with a template or document and add content controls.

If you need help with Outlook.com, you can read our self-help content, or get support via email.

Use the Windows Settings app to change your desktop backgrounds and colors.

Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.