The official download for Windows 10 version 1507 (the original "Threshold 1" release from July 2015) is no longer directly available from Microsoft's public download pages. Because version 1507 reached the end of service years ago, it no longer receives security or quality updates, making it vulnerable to modern risks. Where to Find Windows 10 1507 ISOs
: Using this version on a PC connected to the internet is not recommended for daily tasks due to a lack of current security patches. windows 10 1507 iso download
Do not connect a 1507 machine to the internet. It has over 700 unpatched critical vulnerabilities. The official download for Windows 10 version 1507
| Attribute | Details | |-----------|---------| | Version | 1507 | | Build | 10240 | | Codename | Threshold 1 (TH1) | | Release date | July 29, 2015 | | Support end date | (for consumer editions) | | Latest supported OS | Windows 10 22H2 (active support until 2025) | Do not connect a 1507 machine to the internet
IT professionals use it in isolated virtual environments to study OS evolution, UI changes, or older security frameworks.
Before installing version 1507, be aware of its support status:
Microsoft’s official and Windows Software Download page no longer offer version 1507. They provide only the latest Windows 10 version (22H2).