This is the most critical descriptor. Microsoft officially ended extended support for Windows Vista on April 11, 2017 . An ISO image dated April 2017 represents the operating system frozen at its absolute final state of official security updates.
The term "Gen2" might refer to a specific iteration or tweaked version of the Windows Vista Ultimate x64 SP2, possibly modified or updated post-SP2 official release. When referring to an April 2017 update, it's essential to consider:
Security & Compliance notes
