https://www.bleepingcomputer.com/news/microsoft/microsoft-disables-smb1-by-default-for-windows-11-home-insiders/ > Microsoft announced today that the 30-year-old SMBv1 file-sharing protocol is now disabled by default on Windows systems running the latest Windows 11 Home Dev channel builds, the last editions of Windows or Windows Server that still came with SMBv1 enabled. > Redmond first announced plans to disable SMBv1 in most versions of the Windows operating system in June 2017 after first disabling it for internal builds of Windows 10 Enterprise and Windows Server 2016.