If you use an old version of OS X, see these articles for more information: Firefox support has ended for Mac OS X 10.6, 10.7 and 10.8 Firefox macOS 10.9, 10.10 and …
Mar 12, 2020 Mac OS X 10.7 Lion is still available for purchase from Jan 24, 2013 Upgrade Install OS X Lion to Mountain Lion
Mar 12, 2020 · Select Install macOS (or Install OS X) from the Utilities window, then click Continue and follow the onscreen instructions. Learn more For more information about the createinstallmedia command and the arguments that you can use with it, make sure that the macOS installer is in your Applications folder, then enter this path in Terminal:
Apr 24, 2019
Apple Mac Os X Lion 10 7 Install - Free downloads and
Apr 24, 2019 Unable to restore to Mac OS X 10.7 Lion s… - Apple Community Mar 21, 2017