Learn how to install a scanner and use it to scan pictures and documents in Windows 10.

Learn ways to fix common printing problems in Windows 10. Reinstall your printer. If your printer is turned on and connected to the network, Windows should find it easily.

Update Surface devices and Windows. Download the latest drivers and firmware updates to keep your Surface devices performing their best.

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by:

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。

PC に Office 2013 または Office for Mac 2011 をインストールする方法について説明します。

An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11.

Si vous ne parvenez pas à vous connecter à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN, ou si vous ne savez pas comment vous connecter ou vous déconnecter, voici quelques solutions.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

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.