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exFAT is not optimal for your situation probably, but unfortunately there isn't really a no-brainer solution for using an external drive frequently with both OS X and Windows, reading/writing large files, and with really low risk of data loss. exFAT is not a journalled file system, so there is higher probability of data loss than with NTFS or HFS+. exFAT ...


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If it hadn't been 10.11 Public Beta (2) on the main volume, I would have advised to boot to Internet Recovery Mode (IRM) (altcmdR) or a bootable thumb drive (BTD), just delete the 3rd partition with gpt remove -i 3 /dev/disk0 and fully expand the main partition with Disk Utility. After rebooting to the main volume I would have reinstalled the latest OS X ...


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First of you you cannot expand a RAID-1 (Mirror). If you want to make a larger RAID array you will have to back up the drives and recreate the RAID array in a different configuration. Once you have done that you have several configuration options with 4 disks. A quick google of types of RAID will show that... However if it were me I would set up the 4 3TB ...


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Disk Utility will not fix every conceivable disk corruption issue. For that you need third-party apps. I use Diskwarrior and have also had success with Drive Genius. However there is one way to do this without buying a disk repair utility. Back up your hard drive, partition/reformat it, reinstall the OS and restore your backup. Yeah it's more complicated ...


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First, as an FYI, you only need to boot into the recovery partition to repair permissions when you are trying to repair permissions on your computer's boot drive. To do it for any other drive, simple select it in Disk Utility and click the Repair Disk Permissions button. This may solve your problem, so try that first. After that, the simplest solution is to ...


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You can't do what you are asking, per se. What you would have to do is create new partition "above" your existing partition, copy the data there, kill the partition below, then expand the partition with the data into the newly created free space. You can do this with Disk Utility. OS X Daily has a really good write up on it (limited on how to resize the ...


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I suggest you use Apple Mac's Disk Utility, select the disk or volume in the LH column that you wish to clear, specify a format and name and click on Erase. Also select Security Options if you wish to prevent any recovery of previously deleted files.


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Start from the original disk, open disk utility and reformat the disk. Then reinstall.



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