This installer is with any Mac that originally shipped with Mac OS X Mountain Lion (10.8) or later. If your Mac is running a very old version like Tiger (10.4) or Leopard (10.5), you must first upgrade to Snow Leopard (10.6) before you can install Lion.
You can download the official DMG installer directly from the Apple Support Download Page . Mac OS X Lion 10.7.5 Free Download
Before downloading, ensure your Mac meets these minimum specifications: This installer is with any Mac that originally
Open the "Install Mac OS X Lion" app from your Applications folder and follow the on-screen instructions. Important Compatibility Note Before downloading, ensure your Mac meets these minimum
Apple officially offers the installer as a free download for older machines that cannot run newer versions of macOS . While it was originally a paid upgrade, Apple made it free in June 2021 to support legacy hardware. Direct Download Link
Open the .pkg file inside the disk image. This will install an app named "Install Mac OS X Lion" into your Applications folder.