Because this is a large "33-in-1" ISO, it often exceeds the size of a standard 4.7GB DVD.
Custom releases like those from Gen2 are unofficial. While popular in tech communities, they may trigger false-positive virus alarms due to the included activation scripts. windows-7-sp1-x86-x64-aio-33in1-oem-ptb-aug-2017-gen2
Microsoft officially for Windows 7 on January 14, 2020. Because this is a large "33-in-1" ISO, it
Standard, OEM, and Pre-Activated versions of Starter (x86 only), Home Basic, Home Premium, Professional, Enterprise, and Ultimate. Activation & Deployment Microsoft officially for Windows 7 on January 14, 2020
This release offers several activation methods to suit different hardware and licensing needs. Standard: Requires a valid manual product key entry.
This ISO is strictly for clean installations . Upgrading from a previous version of Windows is not supported with this specific release. Creating Installation Media
Insert the media into your PC, enter the BIOS/Boot Menu (usually F12, F2, or DEL), and select the USB drive as the primary boot device. Security and Support Warning