Clean install mac os x 10.6.8

It seems like I would need to boot into some disk utility in order to format it, but I'm not quite sure how to do that. From there you can reformat your hard disk. After doing so, quit Disk Utility and you can perform a clean install. I haven't used this before myself. See more details here.

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Here's an official apple support article about all the installation options available. It occurred to me after posting this that, while your question clearly states you want to format your disk, I wanted to mention that this will erase all data on your disk, including applications and your data.

So make a backup first.


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Alternatively, you could just perform an "Archive and Install" which will give you a clean OS, but leave your data and applications in tact. Home Questions Tags Users Unanswered. How to format my Mac and install Snow Leopard from scratch?

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Ask Question. Restart your computer. It will then ask you which drive you want to boot from.

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Select your DVD drive. From there you can select Disk Utlity from the Utilities menu and format the drive, or choose the "erase and install" option. Andrew Andrew 6, 27 27 gold badges 63 63 silver badges 80 80 bronze badges. Available only as a DVD directly from Apple, its persistent availability is because it is the minimum requirement for accessing the Mac App store and thus the only way for anyone with an older Mac to upgrade to any of the newer Mac operating systems.

Previous versions of OS X had installers that could perform various types of installations. The secret to performing an Erase and Install is to manually erase your hard drive using Disk Utility before you install Snow Leopard. To do this, you will need to perform the following steps. Step-by-step guides for performing Steps 2 and 3 are already available here at Livewire, so let's walk through Step 1. Once you perform all three steps, you will have a clean install of Snow Leopard on your Mac.

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You can continue with a standard upgrade installation, or use the utilities included on the install DVD. Click the Utilities button. The Snow Leopard installer will inform you that in order to use the supplied utilities, you will need to restart your Mac and boot from the DVD. Click the Restart button.

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After you reboot your Mac, the Snow Leopard installer will ask which language you want to use as the main language. Make your selection and click the right arrow key. Disk Utilities will launch. Select one of the following instructions, depending on what you wish to do.

Be sure to back up all of your data first.