Mac not recognizing lacie external hard drive


  1. My Lacie Hard Drives no Longer Show
  2. External hard drive not showing up on Mac? Here's what to do
  3. Assign Drive Letter
  4. Part 1. Make LaCie external hard drive detectable, recognizable

When troubleshooting USB or firewire devices, unplug all except for the problematic device and your keyboard and mouse, of course and plug it directly into your system. Give your computer a once-over maintenance run.

My Lacie Hard Drives no Longer Show

Then boot normally and reboot again the first boot will fill caches and be a little slower than the second before trying the problematic external drive. Last but not least, there may be problems with the drive itself, which can be caused by a number of issues including power or connection interruptions without properly unmounting the drive a frequent occurrence for external drives.

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External hard drive not showing up on Mac? Here's what to do

Don't show this again. Computers Troubleshooting external hard drives that will not mount If you use external USB or FireWire hard drives on your Mac, one problem you may encounter is where the drive will not mount in OS X when attached to your computer. By Topher Kessler. If this happens, there are several things you can try: 1. Relaunch the Finder. Change the port. Fortunately, there are ways and means of getting the hard drive back up and running.

Assign Drive Letter

One of the most common reasons for Mac not recognizing external hard drives is due to the system not being set up to display hard drives on the desktop. Connect your hard drive and follow these instructions:. If First Aid is successful in repairing any faults, your hard drive should be available to mount.

How to Fix Thunderbolt external hard drive not detected Complete Guide - Apple and Lacie

How recent is the problem? If a flash drive not showing up on Mac was completely fine a few days earlier there could be an app causing conflict. You can delete apps using the Launchpad or by dragging them to the Trash, but neither method is recommended in this situation.

Part 1. Make LaCie external hard drive detectable, recognizable

You see, while an app might appear to be deleted, associated files will be left on your system — files that could be preventing access to your external hard drive. CleanMyMac X has an Uninstaller tool that can define your installed applications and associated files and remove every trace of an unwanted app. Disk permissions keeps your files secure. Every file and folder has an associated set of permissions.

Unfortunately, these can get messed up without you realising it, which can cause serious problems. You can fix these two ways. Either manually, as we mention in this article , or using CleanMyMac X, which is far easier. The program will scan and fix any it finds that are broken or faulty. Your Mac should be running as good as new.

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To prevent an external hard drive not showing up on Mac turning into an all-out disaster, always backup files on your system hard drive and in the cloud. Anytime you use an external drive, unmount the disk properly and store it safely. And finally, use CleanMyMac to uninstall apps and run regular Maintenance on your system to prevent applications conflicting with hard drive performance.

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