Your computer should then install the latest version of OS that it can install. Re-install MacOSX: click on " Reinstall Mac OS X" > "Continue".Select the Mac OS Extended (Journaled), give a name to your disk and click on Erase.
FREE MAC OS INSTALLATION DISK HOW TO
In this article we will show you how to reinstall Mac OS without disc. This disk recovery software is capable of performing Mac disk recovery as well as Windows hard disk recovery effectively. (In Mac OS X 10. Go to Installer menu and launch Disk Utility. Insert your install disk (1) and Restart, holding down the 'C' key until grey Apple appears.
After a long initialization sequence the MAC OS Setup should start. Run the Disk Utility app to verify and if necessary, repair any errors. Make sure the Mac OS 12 VM is selected and click Start > Normal. MacOS includes a recovery partition that allows you to easily erase all data on your Mac and reinstall your OS without an installation disc. If you are running an AMD processor also run the following command: VBoxManage modifyvm 'Mac OS 12' -cpu-profile 'Intel Core i7-6700K'.