Run 1507 within a virtualized environment (Hyper-V, VirtualBox) to restrict its access to your main network.
Windows 10 version 1507, also known as the "original" or "RTM" (Release to Manufacturing) version, was the first publicly available version of Windows 10. It was released on July 29, 2015, and was available for download and installation on new devices. Version 1507 was a significant release, as it marked the beginning of the Windows 10 era. windows 10 version 1507 iso updated
: Allowed developers to write universal code scaling from smartphones to high-end PCs. Performance Profile windows 10 version 1507 iso updated