OS 8.6 ... want to install OSX

corimay

PeanutButter
I just got a iMac running OS 8.6 and I want to upgrade to OSX. I have the OSX software CD, but it requires my machine to have at least OS 9.2. So I borrowed a 9.2 CD, but now it says I need a 9.1 in order to upgrade to the 9.2. ugh! So what do I do now? Is there a way to download OS 9.1 on the net somewhere?? Thanks.
 
There is a difference between the 9.1/9.2 upgrade CDs and an actual full 9 installer CD.

Also, Mac OS X shouldn't need Mac OS 9 to be installed (I didn't have Mac OS 9 on my system when I installed Mac OS X, it didn't have anything on it at the time). Your system (an older iMac) may need a firmware update (which is included with the full Mac OS 9 installer CD), but once upgraded, Mac OS 8.6 won't be able to boot that system again.

To move from 8.6 to 9.x you'll need the full install CD of some version of Mac OS 9. To use Mac OS 9 as Classic you'll need to upgrade to 9.1 or 9.2 (both can be downloaded but you have to have 9.x first). There is no free way to legally upgrade Mac OS 8.6 to Mac OS 9.x, but moving from 9.0 up to 9.2.2 just requires a internet connection and a few downloads. It should also be noted that installer CDs that came with other systems may not be able to be installed on any other system other than the one they came with. These are hardware specific CDs for those systems that Apple made to keep people from giving out copies to owners of older systems. Plus the possible firmware update that you would need would not be on a hardware specific installer CD for a newer system.

Getting Mac OS 9 shouldn't be to much of a problem though, as I recall many places are still selling it.
 
In order to install OS X on your 8.6 machine, you will need to either get the OS up to 9.2, or do a clean install of X only, which will wipe the existing data, and you won't be able to run classic apps.
 
Also note that you shouldn't install up to system 9.2 unless you will also have OS X installed as well. The two are meant to work together. Update to 9.1 if you don't intend to install OS X. (Read this on the apple website.)

You didn't mention what type of computer you have. There are RAM requirements involved with Mac OSX that are a bit higher than with system 9. What specs does your computer have?

Cheers
 
I have upgraded a p300 imac after installing x.2 from 8.6 to 9.0 with a 9.0 cd. I have upgraded from 9.0 to 9.1 from a download to get classic to work but it keeps stalling in X.2 loading classic. I am trying to upgrade to 9.2.1. from a full update download but am booting from the 9.0 cd. it keeps coming up with a checksum error. Do I need a 9.1 boot cd to run the 9.2.1 install?
 
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