I think I have an iMac G5 - flat screen, white covering. Right now I have OS X 10.5.8 & it's running rather slow. The processor is 2 GHz Intel Core. No G5 Owners, Snow Leopard is. Then my present Leopard 10.5.3 running on a G5 Dual 2GHz will be fine. I will still be able to keep and install 99% of Mac.
' ( ) by When you’re ready to upgrade to OS X Leopard (10.5), you will need to decide what type of installation to perform. OS X 10.5 offers three types of installation:,, and Erase and Install. The last option, Erase and Install, is also known as a clean install because it fully erases the selected drive volume before installing OS X 10.5. The advantage of Erase and Install is t hat it allows you to start fresh leaving behind any debris from. The Erase and Install option should, therefore, offer the cleanest, smallest, and best performing version of OS X 10.5. It can also be the quickest install, when you are purposely creating a fresh install with no user data to restore. For example, if you’re handing down your computer to other family members, you might not want them to have access to your old information.
Of course, there are downsides to using Erase and Install, particularly if you do intend to restore your user data. Unless you make advance preparations, the erase process will wipe out all of your data.
If you want to restore your user data, you’ll need to first, so you can selective reinstall the data you need after you install OS X 10.5. If you’re ready to perform an Erase and Install of OS X 10.5, then gather up the necessary items and we’ll get started.
What You Need • A Mac with a G4, G5, or Intel processor, 512 MB of RAM, a DVD drive, and at least 9 GB of free space. • A Mac OS X 10.5 Leopard Install DVD. • A half hour to two hours of time. The amount of time the installation will take depends on the type of Mac you’re installing OS X 10. Donald Barnhouse Revelation Pdf on this page. 5 on.
Place the install DVD into your Mac's optical drive. EpoxyDude / Getty Images Installing OS X Leopard requires you to boot from the Leopard Install DVD. There are multiple ways to start this boot process, including a method for when you’re unable to access your Mac’s desktop. Start the Process • Insert the OS X 10.5 Leopard Install DVD into your. • After a few moments, a Mac OS X Install DVD window will open.
• Double-click the ‘Install Mac OS X’ icon in the Mac OS X Install DVD window. • When the Install Mac OS X window opens, click the ‘Restart’ button. • Enter your administrator password, and click the ‘OK’ button. • Your Mac will restart and boot from the installation DVD. Restarting from the DVD can take a little while, so be patient. Start the Process - Alternative Method The alternative way to start the install process is to boot directly from the DVD, without first mounting the installation DVD on your desktop. Use this method when you’re.
• Start your Mac while holding down the option key. • Your Mac will display the Startup Manager, and a list of icons that represent all of the bootable devices available to your Mac. • Insert the Leopard Install DVD into a slot-loading DVD drive, or press the eject key and insert the Leopard Install DVD into a tray-loading drive. • After a few moments, the Install DVD should show as one of the bootable icons.