Being the first iteration, 1507 is often perceived as "lighter" on RAM and CPU compared to the latest 22H2 builds. Where to Find the Windows 10 1507 ISO
Digital preservation websites often host direct copies of the original ISO files. These are widely used by retro-computing enthusiasts. The most common file name searched for is Win10_1507_English_x32.iso or Win10_1507_English_x64.iso . windows 10 1507 iso download