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起動時に自動的に実行するアプリを追加する方法について説明します。

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

The Microsoft Mouse and Keyboard Center is an app that helps you make the most out of your Microsoft keyboard and mouse. Mouse and Keyboard Center helps you personalize and customize how you work on your PC.

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually. Restoring won’t affect your personal files, but it will remove apps, drivers, and updates installed after the restore point was made. To go back to a restore point:

Download the latest Windows update from the Windows Update page in Settings for your device when it becomes available.

了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。

Learn about Windows service packs and download the latest updates for Windows 10 and Windows 8.1

Explore subscription benefits, browse training courses, learn how to secure your device, and more.