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Mac Os Snow Leopard Cannot Install On This Computer

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Follow these instructions people, they really do work! The big myth I was trying to bust is the notion that the OS install DVDs that come with Macs are not backward-compatible. which I do not ... I'll probably just grab the Snow Leopard disc. –Josh Leitzel Jun 23 '10 at 3:11 add a comment| up vote 0 down vote First, I have to bust a myth. useful reference

After the OS X installation is complete, you can use Disk Utility to resize the partition back to its original size by dragging the resize corner to make the partition as The Mac OS X installer keeps you from selecting a hard disk that uses a different partition scheme (or any volumes on that disk) for installation. PGP Corporation recommends waiting until PGP® Desktop 10.0 is available before upgrading to Mac OS X 10.6. The blue portion represents used data space. https://support.apple.com/en-us/HT203482

Mac Os Cannot Be Installed On This Computer Sierra

asked 6 years ago viewed 21993 times active 2 years ago Linked -2 I've overwritten my Mac OS with Windows Vista, how can I get my Mac OS back? 3 Installing mapilla, Aug 29, 2009 mapilla macrumors newbie Joined: Aug 29, 2009 #13 10.6 Procedure Hi craignied, Your remedy worked perfectly. Run the disk utility from there, resize the primary partition (don't add a new one) by decreasing it about 5 gigs 3. I heard that this has worked but do you have another suggestion?

It seems like this should work, no? When I try to resize my partition, when Disk Utility is resizing, it stops in the middle saying it cannot resize it. Sep 18, 2012 6:18 AM Helpful (1) Reply options Link to this post by Akominatus, Akominatus Sep 18, 2012 6:18 AM in response to John Galt Level 1 (14 points) Mac El Capitan Cannot Be Installed On Macintosh Hd The problem is it runs 10.5.8 flawlessly and the hard disk does not seem with any problem.

Some people apparently attributed the issue to a PGP installation they had on their harddrive. I booted from the DVD but it says I cannot install this OS on this computer, thus, I can't access the disk utility. If you're booted from the HD, you won't be able to reformat it because it's in use. https://support.apple.com/en-us/HT203482 Posted on Sep 18, 2012 6:55 AM View answer in context Q: Unable to install Snow Leopard Hide Question All replies Helpful answers by John Galt,★Helpful John Galt Sep 18, 2012

I'm wondering if I could use the Snow Leopard DVD to "restore" from my time machine backup as a work around. You Can't Change The Startup Disk To The Selected Disk The system can see and format the new hard drive via the Disk Utility, but no installation is performed. Submit Cancel One Moment Please Thanks for your feedback. 44% of people found this helpful. Problem persisted.

This Version Of Mac Os 10.12 Cannot Be Installed On This Computer

The re-partitioning did the trick.

share|improve this answer edited Mar 4 '13 at 4:30 bmike♦ 117k38203445 answered Mar 4 '13 at 4:03 Mac Repair Oakville 11 Welcome to the site! Mac Os Cannot Be Installed On This Computer Sierra Privacy Policy Terms of Use Sales and Refunds Site Map Contact Apple United States (English) Open Menu Close Menu Apple Shopping Bag Apple Mac iPad iPhone Watch TV Music Support Search This Disk Cannot Be Used To Startup Your Computer El Capitan Loading...

This solution might also work for newer Mac computers. see here Ask (or google) if you need more info about this. Hope this helps others...Click to expand... I agreed to the terms. Mac Os Could Not Be Installed On Your Computer Sierra

The process time may vary on option selected and size of your drive. I'll edit your signature from the post as we ask that you use the User signature area of the site for salutations, closings and links. –bmike♦ Mar 4 '13 at 4:29 To summarise: "Macintosh HD" is not a hard drive, but Toshiba whatsit IS (you cannot reformat "Macintosh HD") Your MacBook disk backup might be called Imac I have just realized this this page Click the Partition tab.

Additional Product Support Information Start a Discussion in Apple Support Communities Ask other users about this article Wait... File System Verify Or Repair Failed Tinkernut 946,827 views 8:31 Hacking the Apple TV 1st Generation - Duration: 7:47. Boot into 10.6 install DVD 2.

The DVDs are the basic grey ones; the first is labeled "iMac - Mac OS X Install DVD", and "Mac OS version 10.6.3".

In some situations, the disk you want to upgrade may be labelled "This disk cannot be used to start up your computer." If possible, back up and reformat the target disk Once 10.6 is installed, use the disk utility on the desktop (you can boot into the primary HD at this point) to resize the primary partition to its original size. I'm seeing this issue on a relatively new 1.8ghz Macbook Air with a 128gb SSD - however, as far as I can tell from the other threads, the problem also affects Macos Sierra Cannot Be Installed On Null Sign in to report inappropriate content.

Cox 267,364 views 13:17 How to: Install Snow Leopard on a PC (Hackintosh) - Duration: 27:40. Select the disk where the volume you intend to upgrade resides. Working... Get More Info share Share on Twitter Share on Facebook Email Link Like + Quote Reply eme jota ce, Aug 28, 2009 eme jota ce macrumors regular Joined: Jul 26, 2005 Location: Chicago #7

share|improve this answer edited Jun 22 '10 at 19:51 answered Jun 22 '10 at 17:18 irrational John 2,64321635 Agreed, spring for the $30 to get Snow Leopard, a nice Use the erase tab to erase the disk instead. Privacy Policy Terms of Use Sales and Refunds Site Map Contact Apple United States (English) Open Menu Close Menu Apple Shopping Bag Apple Mac iPad iPhone Watch TV Music Support Search The 8-Bit Guy 149,100 views 4:58 Mac OS X Yosemite Clean Install - Duration: 15:03.

Example Before: After: Click Apply. share Share on Twitter Share on Facebook Email Link Like + Quote Reply haxderek, Aug 28, 2009 haxderek macrumors newbie Joined: Dec 6, 2007 Location: Panama City, FL #6 I'm having You can then use the partition tab to create additional partitions if desired. From the Partition Scheme pop-up menu, choose "GUID Partition Scheme". Click OK. Make any other changes you wish in the Volume Reboot, again into the 10.6 install DVD 5.

One of his diehard passions has been troubleshooting Mac problems and making the best use of Macs and Apple hardware both for family and friends, as well as in the workplace. Reboot, again into the 10.6 install DVD 5.