Just make sure all files you want to keep are on a separate drive or storage medium. A fresh install will be faster, and also, works. I always tried to upgrade from Tiger 10.4 to Leopard 10.5, and it would install, but on first boot, kernel panicked constantly.

Don't upgrade the OS. Seriously, this was my major problem.**Please note that after this app is run, you MUST boot into the install DVD, as if it is rebooted more than once, the process is undone.** Don't mess around in open firmware, just download LeopardAssist (in downloads page) which fakes the clock speed and lets leopard install. GCC compiler and toolset (original project by FSF.Welcome to Mac OS X Leopard User's Guide.Some iChat features offer better performance and quality with higher system capabilities.ĭeveloper tools require 1GB of memory and an additional 3GB of available disk space.Backdrop effects when using a DV camcorder require fixed focus, exposure, and white balance.Photo Booth and backdrop effects require an Intel Core Duo or faster processor.Video chats require an iSight camera (built-in or external), USB video class (UVC) camera, or FireWire DV camcorder and 128-Kbps upstream and downstream Internet connection.Audio chats require a microphone and a 56-Kbps Internet connection.Screen sharing in iChat and in the Finder requires a 128-Kbps Internet connection (300-Kbps recommended).įront Row requires a Mac with built-in IR and an Apple Remote.ĭVD Player requires a 1.8GHz PowerPC G5 or faster processor for improved de-interlacing. Backdrop effects when using a DV camcorder require fixed focus, exposure, and white balance.īoot Camp requires a Mac with an Intel processor and Windows XP Service Pack 2 or Windows Vista (sold separately). Backdrop effects require an Intel Core Duo or faster processor. Photo Booth requires an iSight camera (built-in or external), USB video class (UVC) camera, or FireWire DV camcorder and an Intel or PowerPC G5 processor. Time Machine requires an additional hard drive (sold separately).

Some features require a compatible Internet service provider fees may apply.

Mac computer with an Intel, PowerPC G5, or PowerPC G4 (867MHz or faster) processor.

Mac os x 10 5 leopard