Microsoft maintains a hidden directory for older builds. As of 2026, direct links to 1507 ISOs are no longer publicly listed but can sometimes be generated via:
When Microsoft launched Windows 10 on July 29, 2015, the first version to ever bear the name "Windows 10" was , also known as the RTM (Release to Manufacturing) build. Its internal build number is 10240 .
Microsoft maintains a hidden directory for older builds. As of 2026, direct links to 1507 ISOs are no longer publicly listed but can sometimes be generated via:
When Microsoft launched Windows 10 on July 29, 2015, the first version to ever bear the name "Windows 10" was , also known as the RTM (Release to Manufacturing) build. Its internal build number is 10240 . windows 10 1507 iso download