Downloading a highly compressed Mac OS X Lion ISO file can be a convenient option, but it's essential to be aware of the potential risks. If you do decide to download a compressed ISO file, make sure to verify its integrity and be prepared for potential installation issues.
: You can download the Mac OS X Lion Installer directly from Apple. This download provides a 4.72 GB DMG file. Download Mac Os X Lion Iso Highly Compressed
Download Keka (free), right-click your new Lion.iso > Compress with Keka > Choose 7z format and "Ultra" compression. Downloading a highly compressed Mac OS X Lion