Learn how to find which version of Windows operating system your PC is running and device specifications.

Learn how to turn on or off your search history in Microsoft Support, and how it affects your privacy and browsing data.

Learn how to change or reset your Windows password if you've forgotten or lost it.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Use Microsoft Teams (work or school) for a Microsoft work or school account or a guest account in Windows 11. Also, find out which version of Teams you’re using.

Learn how to update Windows to ensure your device operates smoothly and securely with the latest features.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Learn how to recover files that have been lost, deleted, or accidentally changed.

Learn how to use the Settings app to view and change display settings in Windows.

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。