![]() I used the bootable installer to install Mount Lion in a VMware Fusion Player (Version 12.1.0) virtual machine. I did not need to use any third party tools (such as SuperDuper) to create the installer. I was able to create a Mountain Lion bootable installer from this downloaded file. I did download the InstallMacOSX.dmg file for OS X 10.8.5 (Mountain Lion) from How to download macOS on a iMac (21.5-inch, Late 2013) with macOS 10.15.7 (Catalina) installed. However, if you are still unable to install, perhaps you should include in your question the steps you used to create the installer. ![]() Since you have stated you have correctly created the USB Mountain Lion installer, I will not post how to do so. You should choose "Mac OS Extended (Journaled)" as the format. ![]() After booting from the Mountain Lion installer, you will need to open the Disk Utility and erase the entire internal drive. ![]() My 2011 iMac will boot without any issues.Ĭatalina uses APFS which will not be recognized by Mountain Lion. OS X 10.8.4 and I can not boot from any OS X 10.8.5 installer created using instructions given in this answer. However, shows the earliest OS X that can installed on my iMac (21.5-inch, Late 2013) is ![]() Therefore, you should be able to install Mountain Lion on your Mac. A quick check at shows the earliest OS X that can be installed on a 2012 MacBook Pro model is between OS X 10.7 3 and OS X 10.8.2 inclusively. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |