Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Create a recovery drive so you can reinstall Windows 10 or Windows 11 in case you experience a major issue such as hardware failure.

Learn what you can do if you're not receiving account aign-in verification codes.

Find answers to top questions about upgrading to Windows 11, from the minimum hardware requirements to where to find the upgrade.

Outlook on the webは、組織で使用される Outlook の Web ベースのバージョンです。この Web ベースのバージョンの Outlook にアクセスするには、職場または学校アカウントでサインインする必要があります。

修复 Windows 中的声音或音频问题; 设置 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式无线耳机; 在 Microsoft Teams 中使用 Microsoft 新式 USB-C 耳机

Get the steps for how to transfer photos and videos from your portable devices to your PC.

Learn how to view your PC information on Windows with Microsoft Support's step-by-step guide.

Get started with basic tasks in Excel such as opening a workbook, entering and formatting data, calculating data, and trying some quick analysis features..

If you’ve forgotten your Microsoft account password, learn how to do a password reset online or by using your Xbox console.