Microsoft does not advertise legacy ISOs on their main download pages. However, the official files are typically archived and accessible via Microsoft's official software download servers.
Some government or industrial networks are air-gapped and have change management policies frozen on version 1507. An integrated ISO allows them to reimage machines without downloading dozens of post-install patches. windows 10 version 1507 iso updated
: Follow the same steps as above to download the latest version of Windows 10 and create a bootable USB drive or ISO file. Microsoft does not advertise legacy ISOs on their