In this case only that model of iMac, shipped sometimes only within weeks of manufacturing date. The OS X installer that is shipped with a Mac, in this case your son's iMac, will only work with that specific type of Mac.
What you need is a full retail disc of Snow Leopard aka 10.6 to install from.
Sort of the same as Microsoft doesn't offer a software update to get you from XP to 7. That way, you’ll land up with a brand new operating system, with your data intact.10.4.x updates and combo updates will work only when you have 10.4.x-n already installed (where x-n is smaller than the x).ġ0.5.x updates and combo updates will work only when you have 10.5.x-n already installed (where x-n is smaller than the x).ġ0.6.x updates and combo updates will work only when you have 10.6.x-n already installed (where x-n is smaller than the x).
Within 40 minutes, Snow Leopard will be installed and ready to use.īefore installing, just make sure that you backup all the stored data on the hard drive. Now you can go for the installation option and select your drive to install. Your hard drive will immediately get erased. Set the format to Mac OS extended ( journaled), give a new name to your computer, and then click on the ‘Erase’ button. Once you select the disk utility, you will see your hard drive listed on screen with an ‘erase’ option. Click on the ‘Disk Utility’ option among the list of utilities. Select the ‘Utilities’ option from the drop down list that you will get on screen. On the screen that opens up next, click on ‘Continue’. Release the ‘C’ button, when you see the Apple logo. To go for a clean install, hold the ‘C’ button down on your keyboard, as soon as the chime makes itself heard. As soon as Mac OS X starts loading, you hear a chime. To begin the clean installation, insert the installation DVD and reboot the system. Once the backup is done, you can go for the clean installation. You can use an external hard drive for this purpose or even burn your data on to DVDs. Backup Dataįirstly, you need to back up all the user data and files that are present on the hard drive. You just need to insert its installation DVD and it will guide you through the process.
If you want to go for a pure upgrade to Snow Leopard, the process is quite simple. Besides that, you will need a DVD drive for the installation.
It needs to have at least 1 GB of RAM and 5 GB of free disk space. Snow Leopard can only be installed on a Mac, with an Intel processor. So, before you go for a clean install, back up the data on an external hard drive or DVDs.
However, when you do it, you also lose all saved user account settings and rest of the data on the hard drive. After a clean install, you get a fresh operating system to work with, that does not inherit the flaws of the previously installed version. It erases all the viruses on your old installed system and also fixes the accumulated errors that crop up in an operating system over time. There are many advantages of a clean install. You can do it and the method is explained further.Ĭlean installing an operating system on your computer is erasing a hard drive totally, before the installation of a new one. There is a major misunderstanding among many users that since this version is an upgrade, you cannot carry out a clean installation of it. With a USD 29 price tag for a single user license, it is indeed a steal. Snow Leopard is the latest version of Mac OS X, released worldwide on August 28, 2009. Reading this article will acquaint you with the simple procedure to install this operating system. If you are looking for guidelines on installing Snow Leopard, this article is just what you are looking for.