The user often experiences the problem while using Apple Mac, as they are not allowed for a directory on the disk utility. They are unable to erase the drive or to partition it. And the worst factor is that even the network deployment tool like deploy studio fails on account of this error.
It generally occurs in such conditions like:
- Formatting Mac as well as partitioning and
- Verification of Mac and
- Repairing of Mac disk
The reason that causes this error “disk erases failed with the error: couldn’t unmount disk” is the modification of the boot drive, or it is being used by some other processes or applications. If the internal drive is causing the issue because of some issues with OS X, the recovery exists as a partition on the physical disk. And the OS is unable to modify or unmount the error, then it needs to be rectified.
A proper solution is mandatory to get rid of this error, using third party authentication may even help the user, or if they seek any help from the genius they know. But a genus Mac user should be aware of the technical issue. This facility is rarely available with a Mac user, so they require an extension to fix up the threat they face.
In order to fix the glitches, you can browse some important details from the official page http://apple-support.applehelp.support where certified experts keep on updating the page. The website is followed by various information along with Apple Mac support that you can use an ultimate tool to address the error.
Along with the support, the website brings up Apple Mac help number, whereby a user can get a direct access to the helpdesk at any moment in time. Support performs its task effectively and efficiently, and you can word it as the best resource to get the solution.
You can rely on the way how technicians take on the common issues with Apple Mac.