Microsoft no longer offers official download links for Windows 7 ISO files because support for the operating system ended in 2020. However, you can still find legitimate archives and alternative download methods for the 32-bit (x86) version.
Microsoft ended mainstream support for Windows 7 in 2015 and extended support in 2020. The operating system is no longer officially sold or supported for most users. However, ISO files for Windows 7 32-bit (x86) are still obtainable legally only through specific channels, primarily for enterprise customers with active Volume Licensing agreements.