Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.

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

デバイスで Windows 11 を実行できることの確認から、ファイルのバックアップと Windows 11 のインストールまで、Windows 11 アップグレードの準備の方法について説明します。

Summary. Windows 10, versions 2004, 20H2, 21H1, and 21H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 21H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, and 21H1, but are in an inactive and dormant state.

Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.

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

After you've signed up for Microsoft 365, you and your employees can install your Office apps. From the admin center, select Office software.. Choose a language, and then select Install.. When prompted, select Run.. Select Yes to allow the app to make changes to your device.. The installation may take several minutes, depending on your Internet speed.

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

Windows 11 でのタスク バー機能の使い方について説明します。 タスク バー設定で、タスク バーの非表示、アプリのピン留め、場所の変更などを行います。

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