Summary. This article helps you reset the Hosts file back to the default. What's the Hosts file. The Hosts file is used by the operating system to map human-friendly hostnames to numerical Internet Protocol (IP) addresses which identify and locate a host in an IP network.

Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。

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.

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.

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

警告: 在安全核心电脑上关闭内存完整性会将设备从安全核心状态中取出。如果选择继续使用设备而不解决驱动程序问题，则可能会发现驱动程序支持的功能不再起作用，这可能会产生从可忽略到严重等范围的后果。

Learn all about games and apps for Xbox and get help with any problems you're having.

We would like to show you a description here but the site won’t allow us.

Il supporto tecnico Microsoft è disponibile per aiutarti con i prodotti Microsoft. Trova articoli, video e formazione su Microsoft Copilot, Microsoft 365, Windows, Surface e altro ancora.

You need to enable JavaScript to run this app.