There was even a damaged installer for the dashboard on there as well. SeaGate I really don't think people need a.dmg.exe that wont even run. I just went all out and formatted the drive so that I could start out with a fresh drive without all the junk. Then I just download the dashboard software from there website. No sense having all that junk.

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Summary: Seagate external hard drive not recognized/showing up on Mac? Have no data backup? Feel very upset when finding you can't see any file on the external hard drive? Now download free external hard drive data recovery software for Mac - iBoysoft Data Recovery for Mac to recover lost data from unrecognized Seagate external hard drive.

It's a dime a dozen that Seagate external hard drive is not showing up or recognized by Mac computers. Some users even say that they can see the Seagate external hard drives' light blinking but the computer just won't give any response.

Plug in the drive. Open the Seagate Backup Plus or FreeAgent GoFlex icon that appears on the desktop. Double-click the Seagate Dashboard Installer.dmg(Backup Plus) or Mac Installer.dmg (GoFlex) file on the drive and follow the prompts. If the driver is not installed, then the drive will be read-only under MacOS. Mac users interested in Install seagate dashboard generally download: Seagate Dashboard 4.9 Free With Seagate Dashboard you can share files to your social media accounts and automatically save your online photos and videos to your external drive. View and Download Seagate Backup Plus Desktop quick start manual online. Backup Plus Desktop Drive. Backup Plus Desktop storage pdf manual download. Also for: Backup plus for mac desktop, Stca1000100, Stca2000100, Stca3000101, Stca4000100, Stcb2000100, Stcb2000900, Stcb3000100.

Hopefully, in this article, you can find out how to fix if you can't find Seagate external hard drive on Mac and how to recover lost data from unrecognizable hard drives easily.

Seagate external hard drive isn't showing up in Finder/on the desktop
Seagate external hard drive is recognized, but not mounted in Disk Utility
Seagate external hard drive is not recognized/showing up in Disk Utility

Why Seagate external HDD not recognized & showing up on Mac?

Seagate external hard drives are likely to be damaged or corrupted when backing up or transferring data among computers. So, you could plug the external hard drive into your Mac, only to find that the Seagate external hard drive is not recognized by your Mac all of a sudden like this user:

'I have a MacBook Pro with macOS El Capitan. My WD hard drives are recognized, but my new Seagate 1T drive is not showing up. The light on the drive works, which tells me that it is drawing power from the computer. But the computer does not recognize the drive. Anyone knows how to fix Seagate external hard drive not recognized, showing up, or detected on Mac or at least recover files from the drive?'

You may be wondering 'Why my external hard drive is not recognized/showing up on Mac?' Well, the reasons behind hard drive problems could be varied and there are some common ones.

Bad USB port
macOS update issue
System failure
File system corruption
Motherboard issue
Virus infection
External drive damage or corruption, etc.

Check if Seagate external HDD is showing up in Disk Utility/Finder?

To fix the unrecognized Seagate external hard drive on Mac, the very first thing is to check whether it's the USB port's issue. Plug in the drive to another USB port or a different computer, and check if the drive is recognized, detected or shows up on Mac.

If yes, congratulations. Both the external hard drive and the data on it are secure. But to access files on this drive, you need to move forward to do some basic checks and try out the solutions according to your situations.

Important thing: Check if the Seagate external hard drive is showing up in Disk Utility/Finder?

Usually, if your external hard drive is recognized/showing up by your Mac, you will see this drive on the desktop and Finder. But for many Mac users, when they can't find their disk drives in Finder or on the desktop, they would say the drive is not recognized by the computer.

But actually, most of the time, even if a Seagate external hard drive doesn't show up in Finder, it still can be found in Disk Utility. So please check whether the drive is showing up in Disk Utility/Finder.

There are three possible outcoms. Just check them one by one and go head to fix this issue.

Scenario 1: Seagate external hard drive isn't showing up in Finder/on the desktop

When a hard drive is plugged into a Mac, the first impression for most users is that the icon of this drive will show up on the desktop and in Finder. But why your Seagate external hard drive is not showing up in Finder or on the desktop? Indeed, it is because you haven't set up your Mac to do so.

1. Show Seagate external hard drive in Finder

Step 1: Go to Finder > Preferences > Sidebar tab.
Step 2: Select 'External disks' under 'Locations', and then your Seagate external hard drive will show up in Finder.

2. Show Seagate external hard drive on the desktop

Step 1: Go to Finder > Preferences > General tab.
Step 2: Tick 'External disks' to show the Seagate external hard drive on the desktop.

Scenario 2: Seagate external hard drive is recognized but not mounted in Disk Utility

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If the Seagate external hard drive shows up in Disk Utility but is just not mounted, it at least means the drive is recognized by your Mac. Mounting a hard disk makes it accessible by the computer, enabling the operating system to read and write to files on the disk. Most of the time, the operating system will automatically mount your disk when you connect your USB drive to this Mac, but you if you find the Seagate external hard drive unmounted in Disk Utility, you have two solutions.

Solution 1: Manually mount the Seagate external hard drive

You can simply right-click this external hard drive in Disk Utility, and choose Mount or click the Mount button on the top of the window. You will be able to access your files if it can be mounted successfully.

Solution 2: Repair the Seagate external hard drive with First Aid

However, if the Seagate drive is unmountable or the Mount icon is greyed out, it could be some disk errors that prevent your Mac to recognize/detect the drive correctly. Fortunately, there is a native disk repair tool called Disk Utility on your Mac and you can repair this external hard drive with the following steps.

1. Click on the Launchpad on the Dock and find Other.
2. Locate Disk Utility and open it.
3. Select the unmountable external hard drive in the left sidebar and choose First Aid at the top.
4. Click Run to repair this Seagate hard drive.

Solution 3: Fix the unmountable Seagate external hard drive by reformatting.

If First Aid failed to repair this drive, the file system or the partition table of this external hard disk could be corrupted. In this case, reformatting is a feasible method to fix the corrupted file system or partition table.

However, it will also erase all data stored on it. So, to avoid unnecessary data loss, you should firstly make sure you have a copy of data backup or recover files from this drive with reliable data recovery software.

How to recover data from Seagate external hard drive on Mac?

When an external hard drive is not working, not recognized, not detected, or not showing up on your Mac, you will feel very terrible because you can't access files nor the drive at all.

iBoysoft Data Recovery for Mac is useful data recovery software, wh

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