PC 正常性チェック アプリは、お使いの Windows デバイスの正常性に関する最新の情報を提供して、デバイスのパフォーマンス向上のための対処や、パフォーマンス問題のトラブルシューティングに役立ちます。

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 sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.

Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

了解如何使用 Windows 上的 Game Bar 来捕获游戏过程、与好友聊天和跟踪成就。

Decide which documents to recover from an unexpected close, delete recovered files you don't want, or close recovered files to review later.

Troubleshoot problems you might be having with your mouse or keyboard, or other wireless device in Windows.

本文介绍如何获取最新版本的 DirectX 以启用系统上的游戏和多媒体应用程序。

Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.

Information on how to download the Microsoft Mouse & Keyboard Center.