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- How to reformat macbook pro without cd serial number#
- How to reformat macbook pro without cd install#
- How to reformat macbook pro without cd software#
If you want to erase and install OS X fresh, with no files or programs, like to sell the machine without your personal data, then you head to Disk Utility (on the 10.6 disks or via Recovery) FIRST, then erase, then quit and install OS X. To boot from a disk, hold the c or option/alt keys while booting the computer, choose the disk and click the arrow.
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How to reformat macbook pro without cd serial number#
If your Mac is not booting, you can find the serial number of your Mac and enter it into a online database that will tell you the model of the Mac. If you dont' know what operating system originally came with your machine, you can install MacTracker and use the Apple Menu > About this Mac > More information to look for the model, like "MacBook Pro 4,1" and search for it there. You can't order 10.4 or 10.5 disks, Apple doesn't support those OS X versions anymore for anything, even security updates, but they can be found on eBay etc. If you have a Mac that originally came with 10.6.3 or later, then you have to order machine specific 10.6 disks from Apple. If you have a Mac that originally came with 10.4, 10.5, or 10.6-10.6.2 from the factory, then you can use the 10.6.3 white Snow Leopard retail disks Apple sells online (sans iLife, but can be reinstalled via the 10.5 disks or using Pacifist from CharlesSoft) (it won't install 10.7 over 10.8 and leave your 10.8 files and programs intact, for that the entire partition needs to be erased first)Īnytime you reformat or erase a partition or the entire drive, all the data on that partition or the drive being targeted is lost permanently and only in some cases recoverable with expensive time and software. It's hold command option r at boot time for Internet Recovery, which can erase and/or reinstall the original OS X that came with the machine. It's hold command r at boot time for Recovery HD, which can erase and/or reinstall the current OS X version Older Mac's that were upgraded to 10.7 or 10.8 may not have Internet Recovery ability and thus have to resort to booting of the 10.6 disk to wipe the entire drive, however they do have Recovery HD partition which can erase and install 10.7 or 10.8 onto the Macintosh HD partition.Ī wired or built in keyboard is probably required for any at boot keyboard commands. Recovery HD is basically a bare bones operating system that contains Disk Utility, Safari, Terminal, OS X reinstaller etc. This means you will need to employ a different method.Mac's that came from the factory with OS X 10.7 or later have a hidden boot partition called Recovery HD, and also Internet Recovery which allow formatting and reinstalling of OS X from Apple's servers on a fast reliable Internet connection, a users AppleID and password.Ī partition is a section on the drive that is another volume, can contain files or another operating system. If you did not, your computer may have a restore partition set up. If you received a set of installation CDs with your machine, then use this. Reformatting your laptop will cause you to lose all of your information so it is recommended that you backup your hard drive on an external hard drive, CDs, or DVDs if you wish to keep it.
How to reformat macbook pro without cd software#
First, you need to confirm that you have all of the software needed to restore your computer, and then use your recovery disc or Windows installation disc to format the hard drive. If you have become frustrated with the performance of your laptop because of too many installed programs, an overgrown system registry or malicious software, you need to reformat your laptop. Before you begin the process of reformatting your computer, you need to backup all of your information on an external hard drive or CDs and external hard drive or you will lose them. This will completely erase the hard drive and is the most effective way to clean your computer.Īnyone can reformat their own laptop easily.
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Has your computer recently been attacked by a virus that you can’t seem to get rid of? The only solution might be to reformat your laptop.