Are the any unsurmountable obstacles that would prevent this mode of install. I just want to know if anyone knows a way to do it. This is a super easy way to hack into any version of mac osx. A dvd drive is also needed to read the leopard install disc, that is unless you use an external hard drive to install. How to install lion on an unsupported apple mac not. Getting leopard on an unsupported g4 in a few clicks osnews. Before you install leopard, you should know that some features may not work on older, unsupported hardware. With snow leopard, apple has made the process of upgrading os x easier and more streamlined than ever. Leopard can be hacked see below to install on these g3 and pre867 mhz g4 machines but the system may behave erratically and many of the programs, features, and functions may not work properly or at all. Although i did this demo on a powerbook g4 running v10.
If either of these sound like you, you may find it handy to have a back up os x 10. Cannot install os x on power mac g4 sawtooth macrumors. Spoofing will have open firmware tell os x that your g4 is uptospeed until you reboot. Install leopard on unsupported macs macrumors forums. It achieves this by temporarily writing a script into the nvram of your g4based mac. I can now see the macos9lives icon when i hold option on boot on my ibook g4 powermac6,5. Its really important the ipod stay in forced disk mode. Leopard assist for easy installation of leopard on some unsupported g4s leopard assist. Unfortunately, after three separate attempts at the install, i realized that my install dvd, which previously functioned fine, was corrupt. I have a powerbook g3 with 640 mb and am having problems with my new nano and itunes. Okay, so in a couple of weeks my ibook g4 12 is going to arrive, it has a 30gb hard drive and 256mb of ram. Does anyone know a way to fool the installer to look past the lowend processor speed and install the system.
One of the earliest unsupported installations was reported on engadget. At least 256 mb of ram, 128 mb can run it unofficially though 512 mb recommended. I just attached a a 533 mhz g4 in firewire mode to my approved g4 and installed leopard on it that way, and it works just fine and. Type the following lines exactly as shown below into the open firmware prompt. The instructions below pretend that the imac is an 867mhz model. Eventually, i fixed the issue, and installed leopard. If you can find an image of a tiger or leopard os installer then you can install it by using a firewire 400 equipped hard drive.
If this is my last option how do i remove the drive to get the disc out. Users who have access to supported hardware have installed snow leopard on the supported machine then simply moved the hard drive to the unsupported machine. On the other hand, you may have installed the latest updates to os x and various programs just stopped working. All products recommended by engadget are selected by our. I have tried every suggestion i could find online except removing the drive itself.
I have a few computers at home and i always run the latest operating system. Reboot your mac and hold down the cmdoptof keys until you get a. Cannot install os x on power mac g4 sawtooth macrumors forums. Installing leopard on unsupported hardware pattern buffer. Harvey is running leopard on his digital audio g4 upgraded with a 1. In disk utility restore snow leopard retail dvd to a usb drive on a mac 2. Sep 28, 2007 yes you may be able to install leopard on officially unsupported machines but why. Power mac g4 model has an 867 mhz processor prior to installation. If you try and boot up the mac with the ipod connected but not in disk mode, it wont do anything.
Although one was created seven years after the other, i. The slowest and oldest out of them all is an ibook g3 500 mhz. Leopard can run on any older macs that have a g4 processor and agpbased graphics, so the sawtooth power mac g4 onwards, simply by circumventing the 867 mhz processor speed check. For easy installation of leopard on some unsupported g4s leopard assist. Has anyone had success burning the osx snow leopard.
Reboot your mac and hold down the cmdoptof keys until you get a white screen with black text. The tricky part is leopard wont install on anything slower than a g4 867mhz, this. If theres a word to describe the user experience of leopard on the g4 cube, it is slow. Eviltyrant the completely evil blog blog archive faking. A powerpc g3 use the bad machine or unsupported g3 mod install cd 1, g4, or g5 processor running at 300 mhz or faster. Mar 15, 2010 tried downloading mac os x snow leopard to my powerbook g4 with mac os x 10. Dec 12, 2008 if your hard drive already has leopard installed, and you move that drive to your old g4, either as an internal drive, or a firewire external drive, then your system will work fine within the performance constraints of the slow processor. In july of 2000, apple released the power mac g4 cube, a powerful work of art. This will allow you to install without hacking an install disc or working in target disk mode. Installing mac os x on unsupported g4 power mac youtube. Unsupported processor errors in snow leopard installation. I used this tutorial to get leopard installed via flash drive to a blank hdd on my.
Installing, maintaining, and extending the functionality of mac os 9 each section can be expanded or compressed by clicking the title of the section this will shrink the forum to display only the sections you want. Just boot into your current os, run the app and reboot with the leopard dvd. Luckily, a bit of googling was all it took to find a free little application called leopardassist, which makes installing leopard on unsupported. Heres a link to leopardassist, which can allow you to install on your unsupported g4. How do you replace or upgrade the hard drive in the power mac g4 models. Can i install off the usb instead of the disc drive. Leopardassist install os x leopard on some unsupported macs. Nov 26, 2007 i installed leopard on two older machines that are not officially supported by apple. Nov 02, 2007 how to install mac os x leopard on unsupported macs. Leopard assist for easy installation of leopard on some unsupported g4s install. Wait for installation to finish, then shut both computers down, remove the install disk and youre done. Originally running mac os 9, it held up well with iterations of os x.
To run leopard, a g4 cpu is needed, so this wont work on g3 systems. Installing os x leopard on a usb flash drive is much easier than expected. My new vintage hardware can leopard be installed on an. Sawtooth with 512 mb of ram and a 1 ghz processor upgrade. Or, reinstall the os, like youre wanting to do in your original question. Ricky mondello mac os x leopard on a power mac g4 cube. As of mid2010, some apple computers have firmware factory installed which will no longer allow installation of mac os x leopard. I got an imac with a 700 mhz g4, 640 mb ram, and only a cd drive. The tricky part is leopard wont install on anything slower than a g4 867mhz, this is a 450mhz. Leopard on an 8 year old g4 power mac can it be done. In both cases i resorted to installing from a supported machine with the machine in target disk mode or asr restoring to the drive in the unsupported machine. The official installer dvd of ilife 09 refuses to install imovie 8 on my good old ibook g4 1. To install leopard on an unsupported g4 clocked under 867 mhz.
What i have done so far is this on a gaz68xud3hb3 motherboard with sandy bridge i7 processor. Why cant i install os x snow leopard on my macbook. How to install mac os x leopard on unsupported macs. Sep 22, 2009 leopardassist install mac os x leopard on older g4s. I had an extra license from my family pack and wanted to see how 10. Leopardassist assists in the process of install os x leopard on machines that did not meet the minimum system requirement of an 867mhz or faster processor. If you can find a copy of tiger or leopard you will likely be able to install it using the optical media cd dvd. Alternatively, the snow leopard installation dvd can be booted on a supported mac, then installed on an unsupported mac via the firewire target disk mode. Tried downloading mac os x snow leopard to my powerbook g4. Leopardassist can help in the process of installing os x 10. Sep 19, 2011 hello i am trying to help a friend to install hackintosh retail to his desktop pc. Executed at startup, this script will temporarily force the system to report. It wouldnt load when i clicked the install icon, but now the disk is stuck in the drive. Dan frakes explains what you need to know and how to make the upgrade work for you.
Mac leopard on unsupported powermac g4 techspot forums. May 27, 2008 mac leopard on unsupported powermac g4. Manual method leopard can run on any older macs that have a g4 processor and agpbased graphics, so the sawtooth power mac g4 onwards, simply by circumventing the 867 mhz processor speed check. Mac os 9 booting on previously unsupported hardware. If you are using a powerpc based mac g4, g5, you must use the startup disk utility in system preferences to select the startup volume and reboot from this tool. Wed like to recommend a g4 running leopard as your kids computer. When leopardassist was introduced in 2008, it had only one aim to extend the service life of.
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