Learn how to get the latest Windows updates. Find answers to FAQ about updating Windows to keep your PC up to date.

This article answers common questions about Microsoft Authenticator. Select the headings below to see more information.

Find out how to manage your Xbox subscriptions to request a refund or cancel a recurring payment.

Désinstallez ou supprimez des applications et des programmes dans l’application Paramètres.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

In Windows, having a camera and microphone as part of your device lets you make Teams video calls, take pictures, record videos, and more. Many apps and services request and use the camera or microphone, and Windows settings give you control over which apps can use your camera or microphone.

To play a recorded meeting in Microsoft Teams, go to the chat history of the meeting and click Play.

Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.

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。

Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.