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you can try to connect you HDD to another mac. you can create full copy of this disk via dd vith noerror parameter If you use windows you cat use Ext2Read for access to linux partition.


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To rename the Recovery Partition, falsely named "EFI Boot", I first mounted the Recovery HD, by showing all partitions in Disk Utility. I did this by enabling the debug menu: 1.) quit Disk Utility 2.) In Terminal write or paste defaults write com.apple.DiskUtility DUDebugMenuEnabled 1 and hit 'enter'. Launch Disk Utility and select "Show every Partition" ...


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Generally speaking to "mirror" a hard drive often means setting up a RAID where one drive mirrors the other. This is done using either the RAID software built into Disk Utility or 3rd party RAID software. The benefits of that is that each drive is a duplicate of the other and if one fails the other disk has all your valuable data. The "problem" is that you ...


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Installing Yosemite converted your hard drive to a Core Storage logical volume, and CS was only introduced in Lion (Wikipedia), so it makes sense that Snow Leopard would have no idea what to do with it. Here's how you undo CoreStorage (source - this method worked for me). It should be non-destructive, but as always, take a backup first! Also, note that any ...


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By "Passport," I am assuming that you are referring to a Western Digital external drive, which you have been using to perform regular backups. I'm guessing that by "backups," you have been using Time Machine. Considering that this is a new issue, it is fair to say that the external drive has been formatted correctly for use with Mac OSX (i.e., Mac OS ...


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You want to use NTFS for Mac. I had to use this a few months ago to access an external drive (from a Windows user) that I had to work with. For the hard drive that will be used for your Time Machine, that needs to be Mac OS Extended (Journaled).



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