How to Fix LaCie Hard Drive Not Mounting Mac | No Data Loss

LaCie hard drive is a backup storage solution for any Mac user. It has a solid capacity and high-end encryption. Regardless of its top features, the LaCie hard driver can still have problems, occasionally forcing you to find solutions.

The most obvious problem you can encounter is the LaCie hard drive not mounting on a Mac. It may sound like a critical failure, but it isn't. That said, this post will discuss several solutions to help you fix such a common problem.

Recover Data from Not Mounting LaCie Hard Drive on Mac

But before fixing the LaCie hard drive not responding on Mac, it is crucial to recover your data first to avoid losing it. It is recommended to apply professional LaCie recovery software.

You can use a software recovery tool like the EaseUS Data Recovery Wizard for Mac. this is a tool that can help you rescue data from LaCie hard drives, external hard disks, memory cards, etc.

This software is mighty and trustworthy in recovering data from your LaCie hard drive when you encounter issues like the LaCie external hard drive not mounting on the Mac. Its features are also user-friendly and reliable. Install the EaseUS software on your Mac to start the recovery process.

Step 1. Search for lost files

Correctly connect your external hard drive to your Mac. Launch EaseUS Data Recovery Wizard for Mac, and select the external hard drive. Then, click "Search for lost files" to find lost/deleted files on your external devices.

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

Step 2. Filter and find lost files

After the scan, all file types will be presented in the left panel. Select the file type to find wanted files on your external devices.

Step 3. Preview and recover

Click the file and preview it. Then, select the files you want to recover and click the "Recover" button. You can save your data to local and cloud drives.

Before we discuss fixes, you can share this post on social media to help address this destructive problem and help more readers recover external hard drives on Mac.

Fix 1. Solve LaCie Hard Drive Not Mounting on Mac Quickly

The easiest and quickest way to solve the LaCie hard drive not mounting on Mac is by checking the most essential things like connection and display settings. A loose connection may cause the external hard drives not to show up on Mac easily.

If there is any improper linking, you will likely encounter the issue of the LaCie hard drive not mounting on Mac. To check whether the link is correct, reconnect your LaCie external hard drive to a different device.

Also, check your display settings. Your LaCie hard drive can't mount on Mac if it is wrongly displayed. Here is how to check the display settings.

Step 1. Open "Finder" and go to "Finder Settings."

Step 2. Select "General" to uncheck "External disk."

Step 3. Open the "Sidebar" to check the folders you need to see in Finder.

Fix 2. Force Mount the LaCie Hard Disk on the Mac

A LaCie external hard drive automatically mounts once plugged in. Hence, it is hard to tell whether the LaCie hard drive is well-mounted.

In this case, force-mounting the LaCie hard drive on your Mac is the best option for finding it in Disk Utility or Finder.

Here is how to force-mount the LaCie hard disk if your Mac doesn't recognize it.

Step 1. Connect your LaCie hard drive to your Mac.

Step 2. Select "Applications."  

Step 3. Go to "Utilities." 

Step 4. Open "Disk Utility." You can also easily launch Disk Utility with Spotlight.

Step 5. Navigate to the left panel of the utility window to find the "LaCie hard drive."

Step 6. To mount external hard drives on a Mac, choose the LaCie hard drive and select "Mount" at the top of the menu.

Step 7. Exit the Disk Utility and open the Finder to find the Lecie hard drive.

Fix 3. Run First Aid to Solve LaCie Hard Disk Mount Issue

First aid is a troubleshooting practice that helps solve any disk-related problem in Mac. You can try to run first aid to solve the LaCie hard disk mount problem.

Use the first aid feature under the Disk Utility to find errors in the external disc and repair them.

Step 1. Click "Finder" and go to "Applications." 

Step 2. Open "Utilities"  

Step 3. Click "Disk Utility."

Step 4. Select "View"> "Show All Devices."

Step 5. Choose your LaCie hard drive device and click "First Aid."

Step 6. Click "Run."

🔺By the way, you can also run First Aid from Recovery on Mac. Don't forget to share this tutorial to help more LaCie hard drive users!

Fix 4. Format Not Mounting LaCie Hard Drive on Mac 

Formatting means you will lose your data and need to back it up. Here is how to format your LaCie hard drive after formatting.

Step 1. Connect the LaCie rugged drive to the Mac.

Step 2. Navigate to "Applications." 

Step 3. Click "Utilities" and open "Disk Utility."

Step 4. In the side panel of the Disk Utility window, select "LaCie drive."

Step 5. On the same Disk Utility window, click "Erase."

Step 6. Select "APFS" or "Mac OS Extended (Journaled)" In the pop-up menu.

Step 7. Under the field "Name," give a name for that drive and click "Erase" to begin formatting.

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

Conclusion

Having your LaCie hard drive not mounting on a Mac is equally normal and disturbing. However, it doesn't mean that you have lost all your data with the many solutions available.

If that is your condition, try easy fixes like checking on display settings and connection, force mounting, running a first aid, and formatting.

But before trying the fixes, you can restore your data using the software EaseUS Data Recovery Wizard for Mac for users to avoid losing your crucial data.

Not Mounted LaCie Hard Drive FAQs

Check out these frequently asked questions to help you gain more information on external LaCie hard drives that are not mounting.

1. Why can my Mac not recognize the LaCie hard drive?

There are several reasons why your Mac doesn't recognize LaCie's hard drive, making you feel frightened.

Check out some of the reasons why you encounter such an issue.

1. 1. Software compatibility
2. 2. Due to a format error
3. 3. Wrong display settings
4. 4. The LaCies hard drive is damaged
5. 5. Due to system error prompts on the mac

2. How do I mount a LaCie hard drive on a Mac?

Check out these easy steps to help you mount a LaCie hard drive on a Mac.

1. 1. Connect your LaCie hard drive to your Mac.
2. 2. Go to your "Finder." 
3. 3. Click "Application."
4. 4. Select "Utilities"> "Disk Utility."
5. 5. Navigate to the left panel of the utility window to find the "LaCie hard drive."
6. 6. Choose the LaCie hard drive and select "Mount" at the top of the menu.
7. 7. Exit the Disk Utility and open the Finder to find the Lecie hard drive.

3. Can I rescue data from LaCie's hard drive when it's not mounting on Mac？

You can rescue data from the LaCie hard drive using a MacOS inbuilt app for disk management known as Data Utility.

You can use First Aid under Data Utility to retrieve your data.

Here's how:

1. 1. Click "Finder" and go to "Applications." 
2. 2. Open "Utilities."  
3. 3. Click "Disk Utility."
4. 4. Select "View"> "Show All Devices."
5. 5. Choose your LaCie hard drive device and click "First Aid."
6. 6. Click "Run."

Also, a handy software recovery tool like EaseUS Data Recovery Wizard for Mac is essential.