The HFS+ Disk Manager gives you the ability to create and delete partitions on Mac-formatted hard drives.
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If you use this command to partition a Mac-formatted drive, it will not be officially supported as a Playback/Record volume. Though Pro Tools may be able to play back and record to such a drive, only HFS+ disks formatted on a Mac using Apple Disk Utility are supported for playback and recordingWhen using HFS+ Disk Manager, make sure to note the following:
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While you can leave part of a disk unused (called Unallocated space by HFS+ Disk Manager), you will not be able to make a PC partition or volume (FAT, FAT32, NTFS, or otherwise) in the unallocated space. The only thing you can do with unallocated space is to make additional Mac partitions in it in the future, or simply leave it unused.
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You cannot use HFS+ Disk Manager to add a Mac partition to a PC-partitioned disk. Using Mac HFS+ Disk Manager on a PC-partitioned disk will destroy all PC partitions.
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You cannot use Mac HFS+ Disk Manager to resize a partition and retain its contents. The only way to resize a partition is to delete and recreate it at a different size, which will result in the loss of any files in the original partition.
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Mac HFS+ Disk Manager works only with fixed hard drives; it cannot be used to partition removable disks.1 Make sure Pro Tools is not running.In the Modify Mac Volumes window, Mac-formatted drives appear with a small red apple icon next to them.4 To add a partition where unallocated space is available, select the Free Space listed under the drive and do the following;
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Click New Volume.
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Set the size of the partition by entering it in the Size box or by adjusting the slider.5 To change or remove a partition, select the partition and do any of the following:
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Click Format Volume to rename or change the format of the partition.
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Click Delete Volume to remove the partition.