Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

Learn how to use Clipchamp to create, edit, and share your own custom videos.

Windows backup and sync settings sync the settings you choose across all your Windows devices that you've signed in to with your Microsoft account.

Tip: If you have a Microsoft 365 Family subscription, people you've shared the subscription with can also set up a personalized email address with your connected domain.After you've set up your domain, people you've shared with will see an option to add a personalized email address in the premium features section of Outlook settings.

Saiba como instalar, reinstalar ou ativar o Microsoft 365 ou o Office 2019 em um PC ou Mac.

即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：

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

Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.

Learn how to sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.

If your Outlook.com account has been blocked, follow the instructions in this article to unblock it.