From the number of possible reasons for this to happen, below listed are a few common issues:ġ. Besides, the Disk Utility may display an error message saying could not mount the disk or may freeze during the mounting process. External Drive Mounting Issues on MacĪfter connecting the external hard drive to the Mac, it may not show up as the connected devices.

The later part of the article covers the possible issues with issues that may arise and solutions to fix the same. At times, the drive may be not detected automatically. Select the disk and click on the mount to make it accessible by the operating system. If everything is working fine on the disk, it should be visible on the left-hand-side menu of Disk Utility. Hard drive mounting can be done manually using Disk Utility found under Utilities folder too. Usually, disk mounting is an automatic process and happens when the external hard drive gets connected to Mac via one of the USB ports. Mounting an external disk intends to make the storage device available for macOS to perform read and write operations on it. How to mount a drive using Disk Utility on Mac

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