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Download and install. Skype for Business is typically installed with Microsoft 365. If you have Microsoft 365 but don't already have Skype for Business and need to install it, see:

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Xbox Support bietet Hilfe bei Xbox, Game Pass und Fragen zur Abrechnung. Lassen Sie sich beraten und kontaktieren Sie den Kundendienst in der Xbox Support-Community.

Cómo determinar la causa del problema después de un arranque limpio. Si el problema no se produce mientras el equipo está en un entorno de arranque limpio, puedes determinar qué aplicación o servicio de inicio está causando el problema encendiéndolos o apagados sistemáticamente y reiniciando el equipo.

Learn about Xbox online safety so you can manage your family's accounts.

Le support Microsoft est là pour vous aider avec les produits Microsoft. Trouvez des articles pratiques, des vidéos et des formations pour Microsoft Copilot, Microsoft 365, Windows, Surface, etc.

重要: 如果计算机已连接到网络，则网络策略设置可能会阻止你执行这些步骤。仅使用系统配置实用工具在 Microsoft 支持工程师的指导下更改计算机上的高级启动选项。 使用系统配置实用工具可能会使计算机不可用。

Experience AI-powered browsing with the new Bing built-in. Get comprehensive answers, summarized information, and find inspiration side-by-side in Microsoft Edge.