OJBs Web Site: Tip

Note: You are currently viewing my old web site. There is a new version with most of this content at OJB.NZ.
The new site is being updated, uses modern techniques, has higher quality media, and has a mobile-friendly version.
This old site will stay on-line for a while, but maybe not indefinitely. Please update your bookmarks. Thanks.

(Up to OJB's Mac Tips List Page)

Download Older OS Installers

Download Older OS Installers

Older Mac operating systems can be downloaded if you know the correct URL. Here is a list of old Mac operating system installers I have found...

Download Mac OS X Snow Leopard:
http://adcdownload.apple.com/Mac_OS_X/mac_os_x_version_10.6_snow_leopard_build_10a432/mac_os_x_v10.6_build_10a432_user_dvd.dmg

Download Mac OS Leopard:
http://adcdownload.apple.com/Mac_OS_X/mac_os_x_v10.5_leopard_9a581/leopard_9a581_userdvd.dmg

Mac OS X Lion 10.7:
https://support.apple.com/kb/DL2077?locale=en_US

Mac OS X Mountain Lion 10.8:
https://support.apple.com/kb/DL2076?locale=en_US

OS X Yosemite 10.10:
https://support.apple.com/kb/HT210717

OS X El Capitan 10.11:
https://support.apple.com/kb/HT206886

macOS Sierra 10.12:
https://support.apple.com/kb/HT208202

macOS High Sierra 10.13:
https://support.apple.com/kb/HT208969

macOS Mojave 10.14:
https://support.apple.com/kb/HT210190

macOS Catalina 10.15:
https://support.apple.com/kb/HT201475