Learn how to mirror or project another device's screen to your Windows PC using Miracast. Follow the steps to install the Wireless Display app, connect to a wireless display, and add Cast to your quick settings.

Learn how to redeem a Microsoft gift card, Xbox download code or token, Office product key, or Windows activation code to your Microsoft account. Find troubleshooting tips and contact support if you need help.

Learn how to access your Hotmail or Outlook.com email account with your Microsoft Account password. Find troubleshooting tips, service status, and contact information if you have problems signing in.

Learn how to use Microsoft Defender to check your device for malware on Windows, Android, or Mac. Find out the signs of infection, the types of scans, and how to run Microsoft Defender Offline for a deeper scan.

Get help with your Xbox console, game, or network from the official support site. Find contact times, chat online, request a call, or access the disability answer desk.

Learn how to download and install Microsoft 365 or Office 2019, 2016, or 2013 on your PC or Mac. Find out how to activate Office, troubleshoot issues, and switch languages or bit versions.

Learn about the data breach of National Public Data, an online background check and fraud prevention service, that exposed up to 2.9 billion records of personal data. Find out the risks, the steps to protect yourself, and the benefits of Microsoft Defender for Individuals.

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Para obtener soporte técnico en Outlook.com, haga clic aquí o seleccione Ayuda en la barra de menús y escriba la consulta. Si la autoayuda no resuelve el problema, desplácese hacia abajo hasta ¿Necesita más ayuda? y seleccione Sí.. Para ponerte en contacto con nosotros en Outlook.com, tendrás que iniciar sesión.

附註: 您的 Hotmail 或 Outlook.com 密碼與您的 Microsoft 帳戶密碼相同。 如果您可以登入但遇到 Outlook.com 的問題，請檢查 服務狀態。 如果狀態不是顯示綠色，請等候該服務正常執行，然後再試一次。