Découvrez comment accéder à vos options de connexion Windows et les gérer. Utilisez un mot de passe, un Windows Hello ou une clé de sécurité pour déverrouiller votre appareil.

How to improve gaming on your Windows 11 PC by making use of the optimization for windowed games settings.

Microsoft is retiring the Windows legacy inbox Troubleshooters, such as Keyboard troubleshooter and Speech troubleshooter, and the Microsoft Support Diagnostic Tool (MSDT) that runs them.

Windows でテキスト、画像、アプリのサイズを変更する方法は次のとおりです。 Windows で表示を変更するには、[スタート] > [設定] > [簡単操作] > [ディスプレイ] の順に選択します。 画面上のテキストのみを大きくするには、[文字を大きくする] の下にあるスライダーを調整します。

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Smart App Control is a feature of Windows 11 that helps to block malicious, untrusted, or potentially unwanted apps from running on your device.

After launching an Office app, you might receive a message that says Get genuine Office.. If you see this, we've determined that the Office product installed on your device isn't legitimate and you may be a victim of software counterfeiting.

Find out how to change your capture settings on Windows 10/11 devices.

Learn how to receive a refund or exchange for items purchased from Microsoft.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.