A LaCie hard drive is a backup storage solution for any Mac user, boasting great capacity and high-end encryption. Despite its top-notch features, a LaCie hard drive can sometimes run into issues that require you to seek solutions.

The most apparent issue you might come across is the LaCie hard drive not mounting on Mac. It sounds like a severe problem, but it's not. In this article, we'll discuss a few methods to resolve such common issues.

Recover Data from LaCie Hard Drive Not Mounting on Mac

However, before you fix the unresponsive LaCie hard drive on Mac, it's crucial to recover data first to prevent loss. It's recommended to use professional LaCie data recovery software.

You can use software utilities like Data Recovery Wizard for Mac to recover data. This tool can help you salvage data from LaCie hard drive, external hard drive, memory card, and other devices.

This powerful and reliable software can assist you in retrieving data when faced with issues like a LaCie external hard drive not mounting on a Mac. Its user-friendly features and trustworthy performance make it a favorable choice. Install the tool on your Mac to initiate the recovery process.

Step 1: Search for the Lost File

Connect the external hard drive to your Mac correctly. Launch the Disk Drill for Mac data recovery tool, select your external hard drive, and then click “Search for lost files” to find deleted or lost files on the external device.

Note: Before data recovery, it's better to click “Disk Backup” from the left sidebar and create a backup of your external hard drive to prevent further data loss. After backing up the external hard drive, the software can recover data from the backup of the external hard drive, and you can remove the external hard drive and use it again.

Select your external drive, and then click the “Find Lost Files” button.

Step 2: Filter and locate the missing files

After the scan, all file types will be shown in the left pane. Select the file type to find the needed files from the external device.

Scanning for lost files on an external hard drive

Step 3: Preview and recover

Preview the files and select the ones you wish to restore, then hit the “Restore” button. You can save the data to both local and cloud drives.

Recover Lost Files from External Hard Drive

Before proceeding to the solutions, you can share this post on social media to help combat this destructive issue and assist more readers in getting their external hard drive back on Mac.

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Solution 1: Quickly Fix the LaCie Hard Drive Not Mounting on Mac Issue

The quickest and simplest way to resolve the issue of LaCie hard drive not mounting on Mac is to check the basic connectivity and visibility settings. Loose connections can cause external hard drives to easily become invisible on a Mac.

Improper connection might cause the LaCie hard drive not mounting issue on your Mac. To check if it's the case, reconnect the LaCie external hard drive to another device.

In the meantime, check your display settings. If the LaCie drive isn't showing up correctly, it won't mount on your Mac. Here's how to check your display settings.

Step 1: Open Finder and go to Finder Preferences.

Step 2: Deselect “External disks.”

Finder settings

Step Three: Click “Sidebar” to reveal the folders you want visible in Finder.

Solution 2: Force Mount LaCie Hard Drive on Mac

LaCie external hard drives mount automatically, so it can be difficult to tell if the drive mounted properly.

In that case, it's best to force-eject the LaCie drive from your Mac so that you can find it in Disk Utility or Finder.

If your Mac isn't recognizing the LaCie drive, try forcing it to mount.

Step 1: Connect the LaCie drive to your Mac.

Step 2: Choose “Apps.”

Open the Applications folder

Step 3: Click on “Utilities.”

4. Open "Disk Utility". You can also quickly open Disk Utility with Spotlight search.

Open Disk Utility

Step 5: In the left panel of the utility window, locate the LaCie hard drive.

Step 6: When prompted to install an external hard drive on a Mac, select the LaCie drive and then click “Install” at the top of the menu.

Mount the hard drive in Disk Utility

Step 7: Exit Disk Utility and open Finder to locate the LaCie drive.

Fix 3: Run "First Aid" to Address LaCie Hard Drive Mounting Issues If the previous methods don't work, you can try using macOS's built-in "First Aid" tool to check and fix issues with the hard drive. Here's how: 1. Connect your LaCie hard drive to your Mac. 2. Open "Disk Utility." You can find it in "Applications" > "Utilities." 3. In the "Disk Utility" window, select your LaCie hard drive from the list on the left side. 4. Click the "First Aid" button on the right side. 5. Read and agree to the terms of service, then click "Continue." 6. Wait for "First Aid" to complete its scan. This may take some time, depending on the size and health condition of the hard drive. 7. If "First Aid" detects and fixes any issues, it will display a success message. If no problems are found, you might need to consider other solutions, such as contacting LaCie customer support or seeking professional assistance. Please note that running "First Aid" might delete some data, so it's advisable to back up important files before proceeding with this step.

First Aid is a troubleshooting tool that can help resolve any issues with a disk on your Mac. You can try running First Aid to resolve a mounting issue with your LaCie drive.

Use the First Aid feature in Disk Utility to check for and repair errors on an external disk.

Step 1: Click on “Finder,” then choose “Applications.”

Step 2: Open Utilities.

Click “Disk Utility.”

Show all devices in Disk Utility

Run First Aid

Step 6: Click Run.

Run First Aid

Alternatively, you can run First Aid from Recovery on Mac. Don't forget to share this guide to help more LaCie hard drive users!

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Fix 4: Resolves an issue where LaCie drives would not mount on Mac

Formatting will result in data loss, so be sure to back up first. Here's how to partition a LaCie drive after formatting:

Step 1: Connect the LaCie Rugged drive to your Mac.

Step 2: Go to the Applications screen.

Step 3: Click “Utilities,” then open “Disk Utility.”

Click “Erase” in Disk Utility. Click Erase in Disk Utility

In the menu that appears, choose “APFS” or “Mac OS Extended (Journaled).”

Step 7: Name the drive and click “Erase” to format it.

Wipe a disk on Mac

If you want to recover formatted hard drive on Mac, try the Data Recovery Wizard for Mac tool!

Conclusions

A LaCie hard drive not mounting on a Mac is a common and frustrating issue. However, this doesn't necessarily mean you've lost all your data, as there are several available solutions.

If this is your problem, you can try some simple fixes, like checking your display settings and connections, forcing the mount, running first aid, and formatting.

But before attempting any fixes, you can use a data recovery software tool like Data Recovery Wizard for Mac to retrieve your data just in case.

Frequently Asked Questions (FAQ) About Unmounted LaCie Hard Drives

Check out these troubleshooting tips for more information about an external LaCie hard drive that isn't installing.

Why isn't my Mac recognizing my LaCie drive?

There can be several reasons why your Mac isn't recognizing your LaCie drive, and it can be alarming.

Check out some reasons why you might be seeing this issue.

    1. Software compatibility issue 2. Incorrect formatting 3. Incorrect display settings 4. Damage to the LaCie hard drive 5. Error prompt due to Mac system issues

2. How do I install the LaCie drive on my Mac?

Follow these simple steps to install your LaCie hard drive on a Mac.

    1. Connect the LaCie drive to your Mac.
    2. Open Finder.
    3. Click Applications.
    4. Select Utilities > Disk Utility.
    5. In the left panel of the Utilities window, locate the LaCie drive.
    6. Select the LaCie drive and choose Mount from the top menu.
    7. Exit Disk Utility, and open Finder to locate the LaCie drive.

3. Can I still recover data when LaCie hard drive won't mount on Mac?

You can use the built-in disk management utility of MacOS, called Disk Utility, to recover data from the LaCie hard drive.

You can use First Aid in the Data Utility to recover your data.

Here's how:

    1. Click on "Finder," then go to "Applications." 2. Open "Utilities." 3. Click on "Disk Utility." 4. Select "View" and then "Show All Devices." 5. Choose your LaCie drive from the list, then click "First Aid." 6. Click "Run."

In addition, a good data recovery tool, such as Data Recovery Wizard for Mac, is essential.