Microsoft アカウントにサインインするためのエイリアスを使用した Microsoft アカウントのメール アドレスまたは電話番号を変更する方法について説明します。

了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

Find out the steps you can take if you receive a message telling you a driver can't load on your device.

Check the Xbox services, games, and apps for any service outages.

Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

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.

Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.