Mountain Lion X Os Download. Start your mac holding down command r. File size 4 4gb 3 5gb.
Enter your apple id. Download mac os x mountain lion 10 8 5 latest version standalone offline dmg image for your apple computer. Download os x mountain lion update v10 8 5 combo the 10 8 5 update is recommended for all os x mountain lion users and improves the stability compatibility and security of your mac.
Select external drive as a source.
Apple also offered another marginal update on the mac os x mountain lion download called the mountain lion version 10 8 1. The following method allows you to download mac os x lion mountain lion and mavericks. Mac os x mountain lion 10 8 5 free download dmg. This update was released on august 23 2012.