[2020] Fixes to Seagate External Hard Drive Not Showing Up

Occasionally, when you plug-in any Seagate external hard drive to PC, it may not be detected by your PC. Consequently, the disk itself and the folders and files saved on it become unapproachable and unluckily this is a common problem with Seagate drives. Then, how does one fix this problem when hard drive i.e. becomes undetected. There are numbers of ways that can help to solve this problem.

1Fixes to Seagate External Hard Drive Not Showing Up in Windows 10

If you are using Window 10 and you don’t have access to Seagate external hard drive that you are not alone who is suffering from this problem there are many other users who have reported to have this problem too. You do not need to worry as there are 3 solutions for you to try.

Method 1: Try a Different USB Port

If your Seagate external hard drive is blinking but is not detected by your PC, then you can try to unplug it from the USB port and should plug it into a different USB port. Besides, you can reboot your PC and try to connect your Seagate external hard drive to the computer again. If this simple solution works then your problem is resolved.  If not then move on to the other solutions offered here.

Method 2: Update or Reinstall the Device Driver

Maybe your Windows has a driver problem with your device and by using the Device Manager you can check it. You can open Device Manager by pressing Win+R together to open the “Run” dialog then enter devmgmt.msc. Next, Expand the Disk drives category and check for any devices with a yellow exclamation point next to them, right-click on its name and select “Update Driver Software”.  If it works then it's ok otherwise uninstall and then reinstall the driver. To uninstall the driver, click on Uninstall that will help you completely uninstall Drivers.

update driver software

Method 3: Disable Fast Start-up to Fix Seagate External Hard Drive Not Showing Up

If you are using Fast Start-up option, you would not be able to identify the Seagate external hard drive in your PC. Usually, Fast start-up option is switched on by default in Windows 10. So, switch it off by following the steps:

STEP 1Firstly, navigate to Start Menu and type Control Panel and then Select Control Panel from the displayed result.

control panel

STEP 2After that, navigate to Hardware and Sound > Power Options.

hardware and sound

power options

STEP 3Thereafter, hit Choose what the power button does from the left panel.

what power button does

STEP 4Subsequently, choose Change Settings.

change settings

STEP 5Then scroll down to the Shutdown settings area and Uncheck Turn on fast start-up.

STEP 6Next, press the Save changes button. Eventually, restart your PC to apply the changes.

save changes

2Fixes to Seagate External Hard Drive Not Showing Up on Mac

If you are using Mac and you don’t have access to Seagate external hard drive, you can try some routine checks first. If it does not work then you can try the subsequent solutions.

1First of All: Have Some Basic Checks

Re-plug the Seagate External Hard Drive and check if it is connected properly.

Try a different USB port or cable to see whether the USB port or cable is bad.      

Connect Seagate External Hard Drive to another Mac or PC and see if it is compatible with.      

2Mount An External Hard Drive

All checks seem to be OK? Then drive works fine, and then you can manually attach it to Mac OS. For this you need to mount it. This should be done automatically when Mac OS identifies the drive, but it does not always work.

    1. First of all, attach the drive if it is not already connected.

    2. Afterward, open Utilities and Disk Utility.

    3. Ensure the disk is listed in the left window. It should be labeled External Disk.

    4. Thereafter, Check volume if the disk is present. If a volume is present but not mounted, it should be greyed out here.

    5. Highlight the volume and select Mount. The volume should shift from gray to normal to indicate it has been mounted.

    6. Open Finder and navigate to the drive in Devices.

3Run First Aid on External Hard Drive

If it does not work then you may need to use the Verify Disk utility to ensure everything is working as it should be.

Step 1: Firstly, Open Utilities and Disk Utility.

Step 2: Then, Highlight the greyed out volume.

Step 3: Afterward, Select First Aid in the top center.

Step 4: Thereafter, Select Run to perform disk diagnostics and fix any issues.

run first aid

Running First Aid on an external disk is a helpful way to ensure that the format or file structure does not hold any errors or issues. If there are any, First Aid will fix them and Mac OS should then mount the disk without any further bother.

If you got any others fix to Seagate external hard drive not show up on Mac, please feel free to share with us.

3Bonus: How to Recover Files from Formatted Seagate External Hard Drive?

Nowadays, there are loads of different programs available for recovering the formatted hard drive. Let us analyze an effective recovery software called “iMyFone AnyRecover” that can help you to recover data from the formatted hard drive easily and quickly. Furthermore, it is compatible with all the versions of Windows. Together with the accessible interface, the software does not need an expert to install it. You can do it by yourself without anyone’s assistance.


1,000,000 + Downloads

Why Choose iMyFone AnyRecover?

It proves helpful to recover all types of data, music, audio, photos from the formatted hard drive entirely and efficiently.

It can recover data from a variety of gadgets such as digital camera, memory card,  hard drive and many more.

It can conduct recovery for all sort of data loss like emptying recycle bin, formatted device, virus attack, OS crash, etc.

Recovers files 100% safely without overwriting any other files.

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Simple Steps to Recover Data from Formatted Hard Drive:

Step 1: First of all launch AnyRecover software. Then select a disk under the “Hard Disk Drives” tab.

select location hard-drive

Step 2: After selecting the location, hit “Start” button to start scanning.

start scan

Step 3: The program will start an all-round scan, and explain to you all the lost files in the list. You can select to preview them and click “Recover” to get back your data.

scanned files preview

Overall, it is not too difficult to fix Seagate external hard drive not showing up only if you take proper action. If you tried the unmentioned solutions and the Seagate external hard drive still not detected or recognized the cause might be the hard drive itself. If you accidentally format your Seagate external hard drive, iMyFone AnyRecover can help you recover data from it.

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By  Alva Doris , to External Device Recovery

Posted on May 14, 2019  ( Updated: Aug 19, 2020 )

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