FIX: Seagate External Hard Drive Not Working Without Losing Data

Your Seagate USB external hard drive is not working, not responding, or fails to detect by Windows. It is urgent to fix a not working Seagate external hard drive, at the same time, to recover critical data from it. Here in this article, we provide Seagate users with workable troubleshooting guide and data recovery solution - EaseUS Data Recovery Wizard.

Table of Contents

Seagate external hard drive not working, is it showing up?

Seagate is a big brand of hard drive storage which is favored by worldwide customers. Many people tend to use a Seagate external hard drive of 500GB, 1TB, 2TB, for example, as a backup drive. Every big brand has its issues after a long term use, particularly with frequently improper use, such as incompatible bundled software with a newer operating system, a connection on multiple computers, unsafe ejection, physical vibration, etc. As a consequence, the Seagate external hard drive is not working anymore. 

When a hard drive, or an external one, is not working, it means that you cannot use it to save new data, or even cannot access the present data, either. Therefore, to fix a not working Seagate external hard drive without losing data, you must know very clearly how to examine problems, fix different-level damage, and in what circumstance you're going to suffer data loss.

Basic troubleshooting

Let's address issue step by step, from basic checking to advanced troubleshooting. First, when the connected Seagate drive is not detected or not showing up in Windows Explorer, try these basic troubleshooting steps as below.

  • Change a USB port on your computer
  • Change a different data cable if possible.
  • Is there the other computer nearby? Connect the drive to the other computer.
  • Verify the Seagate external hard drive light is blinking or not. No light means the power adapter is not connected to power.
  • Change a power outlet if no light is on, or perhaps you need to plug the power adapter directly to the wall outlet.

After some basic troubleshooting, if the hard drive shows up again, you don't need to worry much about losing data. But always remember to back up hard drive data before it's too late, EaseUS Todo Backup Free allows for an automatic backup scheme on schedule. 

If no success, you must have some further troubleshooting to make the Seagate external hard drive appear in Windows and work as normal. This time, go to Windows Disk Management, check the hard drive's status there.

  • Step 1: Press Windows + R keys, type compmgmt.msc in Run and hit Enter.
  • open computer management
  • Step 2: In Computer Management, click Disk Management on the left, and view the disk information that represents your Seagate external hard drive.
  • check seagate external hard drive status in disk management

If you're lucky enough to see the disk showing there, even displaying as strange characters including [1]"Unallocated", [2]"RAW", [3]"Disk unknown, not initialized", take it easy. Seagate external hard drive in these circumstances is neither accessible nor opening, but you can try to recover data with the help of EaseUS Data Recovery Wizard. The linked pages are with corresponding solutions, and they are 100% applicable to the Seagate external hard drive as well.

Advanced troubleshooting

What if there is no sign of Seagate external hard drive in Disk Management? In this case, you need to move on to explore the storage device in Device Manager.

  • Step 1: In the same way to open Computer Management, and this time click Device Manager on the left.
  • open device manager in computer management
  • Step 2: Locate the Seagate external hard drive's name under the Disk drives, check and view its status. 
  • Step 3: If the drive was not detected under Disk drives, try to look for any entries called unknown device, other device or mass storage device with a yellow exclamation icon.
  • Step 4: Right-click on the drive and choose Properties.
  • Step 5: You may see an error code 10, error code 28 or error code 43 under the General tab.
  • Step 6: Return to the Device Manager, in the right place, right-click on the drive with the issue and select Uninstall > Search automatically for updated driver software.
  • uninstall driver of seagate external hard drive
  • Step 7: Shut down your computer and disconnect the Seagate external hard drive. Wait for a while, reboot the computer, plug the drive into a different port again, and you should see that Windows is installing the device drivers.

How to recover data from not working Seagate external hard drive

After fixing the Seagate external hard drive which fails to respond or react, you shall now check whether you can access your data in the drive or not. Whenever you wish to recover data from a not working Seagate external hard drive, EaseUS Data Recovery Wizard is worth your try. It's dependable, powerful yet easy-to-use hard drive data recovery software that owns a high reputation in the world.

It comes handy when you cannot open the Seagate external hard drive that shows as unallocated, RAW or unknown. Since Windows Disk Management can recognize the drive, so can EaseUS Data Recovery Wizard. Just download the software and run it on your Windows/Mac computer, let it scan the hard drive and find the inaccessible data.

Moreover, if you've tried to format the RAW external hard drive to NTFS/FAT32, it's still working to recover data from a formatted hard drive partition. Now, it's your turn to run the software for a full Seagate hard drive data recovery.

By going through three short stages, you can easily find lost data on a Seagate external hard drive. 

Step 1. Find the Seagate external hard drive after it's correctly connected to your computer. Select the drive and click the Scan button.

select your seagate external hard drive and click scan

Step 2. Soon, the software will find more and more data and display the data in the scan results.

scan the lost data on the seagate external hard drive

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. 

select files and click recover

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Written by Tracy King

Tracy is enthusiastic to share technical tips and solutions about computing and technology. Being an EaseUS member since 2013, she also writes instructional content about data recovery, file/disk partition/system backup and recovery, partition management and iOS/Android data recovery.

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