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For some older Macs this won't necessarily be the latest OS, such as MacOS Monterey, but instead MacOS Catalina, for example. Your computer should then install the latest version of OS that it can install. Re-install MacOSX: click on " Reinstall Mac OS X" > "Continue". Reinstalling the OS X Enter the Recovery menu by restarting your Mac and pressing & holding the Command + R keys as soon as you see the initial.Select the Mac OS Extended (Journaled), give a name to your disk and click on Erase.Select the startup disk and go to the Erase Tab.Select " Disk Utility" and click on Continue.Turn your Mac on, while holding the CMD + R keys down.Also, it is advised to make a time machine back up of your computer if possible before following the procedure.
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To reinstall your Mac's OS without an installation disc you need to firstly make sure that you keep your Mac turned on during the whole procedure, and that your Mac is connected to the internet. In this article we will show you how to reinstall Mac OS without disc.
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MacOS includes a recovery partition that allows you to easily erase all data on your Mac and reinstall your OS without an installation disc.
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