Summary: Feel very upset when finding your Seagate external hard drive not recognized/detected on Mac? Have no data backup? Now download free external hard drive data recovery software for Mac - iBoysoft Mac Data Recovery to recover data from the not recognized Seagate external hard drive.
Lot of Mac OS X users reported this issue in Apple support communities. External hard drive showing up in Disk utility not in Devices. This problem also happened after OS X Yosemite update. https://ngueobj.weebly.com/blog/shortcut-for-strikethrough-mac. Solution 1:-Go to Settings - Finder Preferences. Under the General tab, select External drive in “Show these items on the desktop”. The Seagate Backup Plus Slim is the most reliable hard drive you can carry around with you at all times. It is formatted for both Mac and Windows right out of the box, and its easy-to-use software can automatically do backups for you as often or as little as you want. Seagate also throws in a one-year complimentary subscription to Mylio Create. Find a great collection of External & Portable Hard Drives at Costco. Enjoy low warehouse prices on name-brand External & Portable Hard Drives products.
Plug a Seagate USB hard drive into your Mac but the drive is not recognized by the computer?
Don't worry, you are not the only one who uses famous hard drive brand like Seagate, WD, Toshiba, Samsung, etc. but encounters this problem.
Here is an example from Apple Communities.
'I have a MacBook Pro with macOS El Capitan. My WD hard drives are recognized, but my new Seagate 1T drive is invisible. 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?'
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Actually, it is a dime a dozen that external hard drive is not recognized or detected 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. 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. Fortunately, in this article, you can find out how to fix the unrecognized Seagate external hard drive and how to recover data from unrecognizable hard drives easily.
Part I: Why does the Seagate external hard drive not recognized on Mac?
Seagate hard drives, such as portable hard drives, external hard drives, hard drives for Mac, etc. are often used as backup media to store important files, or to transfer data among computers. https://ngueobj.weebly.com/blog/mac-flights-for-veterans. However, they are prone to be damaged or corrupted as well. And it's quite common for a Seagate external hard drive to become unrecognized by your Mac all of a sudden and leave you all at sea.
You may be wondering 'Why my Seagate external hard drive is not recognized by the Mac?' Well, the reasons behind this problem could be varied and there are some common ones.
Baisc check - Check if the Seagate external hard drive 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?
Screen recorder for mac. Usually, if your external hard drive is recognized/detected 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.
https://ngueobj.weebly.com/blog/visio-equivalent-for-mac. There are three possible outcoms. Just check them one by one and go head to fix this issue.
Scenario 1: The 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: The Seagate external hard drive is recognized but not mounted in Disk Utility
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.
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.
iBoysoft Mac Data Recovery is useful data recovery software, which can recover data from not recognized Seagate Backup Plus drives and not readable Seagate external hard drives. Moreover, this program supports file recovery from hard drives of Seagate, WD, Toshiba, Samsnug, etc. Generally, it can recover data from formatted, unmountable, inaccessible, unreadable or corrupted hard drives. This powerful data recovery software can also recover data from Macintosh HD drives, USB flash drives, SD cards, memory cards, etc. on Mac. Parallels for a mac.
iBoysoft Mac Data Recovery now is fully compatible with macOS 10.15 (Catalina), 10.14 (Mojave), macOS 10.13 (High Sierra), macOS 10.12 (Sierra) and Mac OS X 10.11 (El Capitan), 10.10 (Yosemite), 10.9 (Mavericks), 10.8 (Mountain Lion), 10.7 (Lion). And the macOS 10.15 (Catalina) is approaching.
Step 1: Launch iBoysoft Mac Data Recovery.
Step 2: Select the Seagate external hard drive and click 'Next' button to scan for all the lost data.
Step 3: Double-click to preview your images, videos, word files, etc. in the searching results.
Step 4: Choose files you need and click 'Recover' to get them back and save the recovered files to another usable disk drive.
After recovering target files from this Seagate external hard drive, you can now reformat the drive in Disk Utility without worrying about data loss. Download kaspersky endpoint for mac.
Step 5: Click Go in the upper left of your desktop, choose Utilities in the context list.
Step 6: Open Disk Utility and select the Seagate external hard drive from the sidebar
Step 7: Click Erase on the top of Disk Utility window.
Step 8: Mac app developer tools. Complete the required information for erasure, including Name, Format, and Scheme.
Step 9: Then click Erase to go and wait until the erasure process ends and click Done.
Scenario 3: The Seagate external hard drive is not detected in Disk Utility
However, if your Seagate external hard drive is not even listed in Disk Utility, it is possible that the drive has some hardware problems like bad sectors.
Usually, the symptoms would be:
Confronted with such kind of hard drive failure, you'd better seek help from a local disk recovery and repair service for good.
Conclusion:
Sometimes, the Seagate external hard drive not recognized on Mac problem is just that Seagate external hard drive not showing up in Finder, not showing up on the desktop, or not mounted in Disk Utility, which can be easily solved. However, your any attempts to fix the unrecognized Seagate external hard drive may write new data to the drive and overwrite the original one. Thus, if you're facing such kind of problems, you should firstly recover data from the Seagate external hard drive with hard drive data recovery software like iBoysoft Mac Data Recovery before you set about fixing this problem.
Best Seagate External Hard Drive For MacSummary
Here is a step-by-step guide for you to fix Seagate external hard drive not showing up in My Computer in Windows 10. Providing that data is valuable, we suggest you try fixes first to make the disk show up in Disk Management, and next take one more step to recover data on the unrecognized Seagate external hard drive with the help of EaseUS Data Recovery Wizard.
'My 320 GB Seagate external hard drive is detected but not showing up in My Computer. What should I do? In Device Manager, it gets detected and in disk management, it shows up as 'unallocated'. Is there any way to fix the issue? If I initialize it, will I lose all the data on the drive? I'm using Windows 10.'
How to fix Seagate external hard drive not showing up in Windows 10
Sometimes, when you plug in your Seagate external hard drive to PC, it cannot be recognized by your PC. As a result, the disk and the folders & files on it then become inaccessible. Actually, there are not the few have experienced such an issue of Seagate external hard drive not showing up in Windows 10 Computer. Next, we will show you how to fix the issue without losing data.
1. Make Seagate external hard drive show up in disk management
The first thing you need to do is to check if it is showing up in disk management. If yes, you can skip to the next step. And if not, you should first update the disk driver to make the Seagate external hard drive recognized by Windows and show up in disk management.
Step 1. In Run (Windows + R), type devmgmt.msc and hit Enter.
Step 2. In Device Manager, next to Universal Serial Bus controller, click '+ (plus)'. Then you'll see a yellow exclamation mark. Right-click and choose update driver software.
Step 3. Click 'automatically search for driver software online.'
Step 4. After the process completes, restart your computer and the driver should be automatically installed and loaded in your computer.
Step 5. Go to Windows Disk Management (This PC > Manage > Disk Management), check if the Seagate external hard drive shows as a normal hard disk there.
Sometimes, even the hard drive shows up in Disk Management, it's with strange characters like Unallocated, RAW, disk unknown not initialized, etc. It's detected but not accessible, so this time you must perform data recovery on the hard drive without delay.
2. Recover data from the Seagate external hard drive which is showing but not opening
When you see the Seagate external hard drive listed in the Disk Management window, you can try EaseUS disk data recovery to retrieve your data. It works well on external hard drive data recovery even when the disk is not opening in your Computer.
By going through three short stages, you can easily find lost data on a Seagate external hard drive.
Step 1. Under the 'External Devices', you should see the Seagate external hard drive showing up after it's correctly connected to your computer. Select the drive and click the Scan button.
Step 2. Soon, the software will find more and more data and display the data in the scan results.
Step 3. You can use the Filter feature to quickly locate some specific file types in the results. Select the target files and click the Recover button.
3. Reformat and partition Seagate external hard drive to make it show up in Computer
Spotify library download. After Seagate external hard drive recovery, you can then reformat and partition the disk to initialize the disk and make it show up in your computer without losing data.
Step 1. Go to This PC > Manage > Disk Management, right-click the disk partition you need to format and then choose Format.
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Step 2. In the pop-up window, you can set file system and cluster size and then click OK.
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Note: If you also happen to encounter the flash drive not showing up on Mac, here is the access for online help.
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