Updating from mac 10 1 5 to
They are downloaded to your Mac and installed by mounting the associated disk image and launching the Installer package therein.There are two types of Standalone Updates: Individual and Combo.With the installation completed, the OS X 10.5 Leopard Setup Assistant will start by displaying a ‘Welcome to Leopard’ movie.
Of course, there are downsides to using Erase and Install, particularly if you do intend to restore your user data.You don't have to use an Apple-supplied keyboard; most Windows-based keyboards will work just fine.The Setup Assistant will walk you through the process of determining the type of keyboard you have. Mac accounts are no longer supported having been replaced by i Cloud, so you may want to skip past this section.OS X 10.5 Leopard has multiple installation options, including Upgrade Mac OS X, Archive and Install, and Erase and Install.This tutorial will guide you through the Erase and Install option.
Before going further into detail, I would like to give special thanks to Mac Rumors forum user “Tiamo”.