You can grab the original package directly from the Apple Support Mac OS X Lion Installer Page . File Type: .dmg File Size: Approximately 4.72 GB 2. The Internet Archive (For Pre-Built ISOs)
Mac OS X Lion 10.7, also known as Lion, is a major release of Apple's Mac OS X operating system. It was announced on October 20, 2010, and released on July 25, 2011. Lion was a significant update to the Mac OS X operating system, introducing many new features, including a new user interface, improved performance, and enhanced security. Mac Os X Lion 10.7 Download Iso
Apple does not natively distribute its legacy operating systems as standard .iso files. Instead, official downloads use Apple's proprietary .dmg (Disk Image) format. You can grab the original package directly from
, consider that running Lion on modern hardware is impractical – even for malware testing, use a VM with a snapshot. It was announced on October 20, 2010, and
are ideal if you are creating a bootable installer on a working Mac.
Use the ISO you created to make a bootable USB: