Not Picking Up External Hard Drive

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Summary :

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. LG-60UJ7630V-ZA Smart Tv does not recognize my External Hard drive: WD Passport not recognized by Sony Blu-ray BDP-S580: TCL tv won't recognize external hard drive: Wdtv media player can't recognize my drives. How do I get my pc to recognize the external hard drive that I used to record Dish files. I want to put the files in my pc but: My.

Sometimes, when you connect an external hard drive to your computer, you may find it fails to show up. The external hard drive not showing up problem occurs frequently on Windows PC or Mac, and it could lead to data loss.

There are some useful fixes to the external hard drive not detected on Windows 10. Please read this page offered by MiniTool to know how to access the drive without data loss.

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External Hard Drive Not Showing Up PC

Whether you're plugging in a new hard drive or an old one to your computer, it is possible that you can't see it. Some people even reported that the external hard drive is showing up in devices but not in my computer. This is not a rare issue; it has ever happened to many people and will be happening to more.

What are the possible causes for external hard drive not showing up on computer issue?

  • Insufficient power supply
  • Lack of drive letter
  • Outdated drivers
  • File system issues
  • Partition problems
  • Dead USB port

In the following content, I'll mainly discuss external hard drive not showing up/recognized on Windows 10 in 2 different situations. After that, I'll tell you what do I do if my hard drive is not detected.

External Hard Drive Not Showing Up in File Explorer

Seagate external hard drive not showing up.

I know there are a million posts about this issue, but I haven't come across one that fixed my issue and I really don't want to have to shell out a ton of money recovering my data. Running Windows 10 on an Asus K55N and connecting a Seagate Free Agent Go Flex Desk 2TB external drive. When I connect the drive, it shows in Disk Management and the Safely Remove Hardware icon, but I can't get it to populate in File Explorer. I have not tested on another computer, but I have tested with a different USB cable and was able to connect two other external drives. I did the trial of the Seagate Recovery Suite and was able to see all my files listed, I was just hoping to not have to pay to recover the data (if that's what it boils down to, so be it).- said Corey_23 on Tom's Hardware Forum

It's easy to find that an external hard drive doesn't appear in File Explorer after you connected it to a Windows 10 computer. You should go to open Windows Disk Management to check whether your disk shows up there. If you find the external hard disk showing up in Disk Management as unallocated/not initialized/offline, it would be easy to fix the external hard drive not recognized problem. This is what people described as external hard disk detected but not showing in My Computer.

Please read Recover Data From Disk Shows As Unknown Without Damaging It to learn how to fix this.

Tip: If Seagate external hard drive not showing up on Windows 10, can you access data in it? Please read Exciting News: Seagate Hard Drive Data Recovery Is Simplified and learn how to finish Seagate external hard drive recovery.

External Hard Drive Not Showing Up in Disk Management

WD external hard drive not recognized Windows 10.

Case 1:

I have a WD My Passport portable USB hard drive which one of my computers can't detect when plugged in. It doesn't show up in My computer, Device Manager or Disk Management. The only way to get the device recognized is to reboot the computer with it connected, enter BIOS (and do nothing), and reboot again. The drive works fine on my other computer. It has the WD Unlocker Software built in.- posted by Lagnaetti on Windows 10 Forums, Drivers and Hardware

Obviously, Lagnaetti finds that his external hard drive is not being detected by My computer, Device Manager or even Disk Management. He wants to know how to fix the external hard disk not detected issue. In fact, there are some cases in which an external hard drive doesn't show up due to it being broken physically. Yet, there are still chances that the unrecognized hard disk can be repaired.

Tip: The WD external hard drive is used widely by people throughout the world. And I advise you to recover data from WD external hard disk which is not detecting. To know 'how do I fix my WD external hard drive not showing up on my computer', please read the next part of this article.

In addition, there are also some people who said their PS4 external hard drive is not recognized or Xbox One external hard drive is not detected/not showing up. I suggest that they connect the external hard drive to the computer and check.

How Do I Get Windows 10 to Recognize My External Hard Drive

  1. Change a USB port.
  2. Check the drive in Disk Management.
  3. Run the Troubleshooter.
  4. Update/uninstall/roll back driver.
  5. Reinstall USB controllers.
  6. Enable legacy USB support in BIOS.
  7. Update system to the latest version.
  8. Disable USB selective suspend setting.
  9. Update motherboard chipset drivers.
  10. Fix the system built-in drivers.
  11. Kill virus on the computer and external drive.

There are many useful workarounds for fixing the external hard drive not being detected in Windows 10 (how to repair hard disk not detected in Windows 7 is basically the same).

Method 1: Change a USB Port

The most direct reason why an external hard drive is not detected by computer is a broken USB port. You should try to connect the hard drive via another USB port or on another computer. If the USB device not recognized problem is solved, it is the USB port that should be blamed.

Additionally, the USB drive not showing up Windows 10 may also occur when the power supply of a USB port is not sufficient. In this case, I advise you not to use USB hubs because some of them are not able to provide enough power supply to the external hard drive.

Method 2: Check & Fix the Drive in Disk Management

Sometimes, an external hard drive not showing in Windows Explorer could appear in Disk Management. How to open Disk Management:

  1. Press Windows + X keys.
  2. Click on Disk Management option from the pop-up menu.

What prevents a drive from showing up:

  • External hard drive Unallocated
  • External hard drive Not Initialized
  • External hard drive Offline
  • No drive letter

How to fix the problem in the above 4 cases:

Case 1: create a new volume.

  1. Right click on the unallocated space.
  2. Choose New Simple Volume (or other volume types you need).
  3. Click on the Next button in the New Simple Volume Wizard Welcome window.
  4. Specify the volume size and click Next.
  5. Finish Assign Drive Letter or Path and click Next.
  6. Finish Format Partition and click Next.
  7. Click on the Finish button in the New Simple Volume Wizard Completing window.
  8. Wait for the operation to complete.

Watch how to Create Partition with MiniTool Partition Wizard.

Case 2: Initialize Disk:

  1. Right click on the unknown, Not Initialised disk.
  2. Choose Initialise Disk from the context menu.
  3. Choose a partition style from MBR and GPT and click on the OK button to confirm.
  4. Wait for the operation to complete.

Use MiniTool Partition Wizard to Initialize to MBR Disk or Initialize to GPT Disk.

Find microsoft word on this computer. Case 3: set Online:

  1. Right click on the disk which shows Offline.
  2. Choose Online from the pop-up menu.
  3. Wait a second.

Case 4: Change Drive Letter and Paths:

  1. Right click on the disk partition which has no drive letter.
  2. Choose Change Drive Letter and Paths from the context menu.
  3. Click on the Add button in the pop-up window.
  4. Assign a drive letter to the partition and click OK to confirm.
  5. Wait a second.

Change Drive Letter more easily with MiniTool Partition Wizard.

Do you want to recover your files from external hard drive not detected? If yes, please read the following tutorial.

How to recover files from external hard drive not detected?

Step 1: download MiniTool Power Data Recovery. Then, install and launch it.

Step 2: Choose Removable Disk Drive from the main window and select the external hard drive.

External Hard Drive For Mac

Step 3: click on the Scan button to scan the selected external hard drive.

Step 4: browse the scan results during the scan. Alternatively, you can wait until the end of the scan and then select the files you want to restore.

Step 5: press the Save button and choose another drive with enough free space to store the recovered files.

Step 6: press the OK button to confirm the selection and start external hard drive file recovery.

At last, you can check the recovered files to put an end to the recovery work.

Tip: MiniTool Power Data Recovery can't work for Mac. If you need to recover files on Mac, please use Stellar Data Recovery for Mac instead. If your (external or internal) hard drive not showing up Mac and you want to fix it, please read this page.

Please read this page if your external hard drive seems dead and you need to recover important data from it:

If you are stuck in finding ways to recover files from dead external hard drive efficiently, this passage will be very helpful.

Method 3: Run Troubleshooter

Pc Not Picking Up External Hard Drive

Hard

For USB device not recognized in Windows, there is a useful tool to help: Hardware and Device Troubleshooter.

How to run Hardware and Device Troubleshooter:

  1. Open Settings the way you like.
  2. Choose Update and Security from Windows Settings panel.
  3. Go to the Troubleshoot tab.
  4. Scroll down to choose Hardware and Devices from the right pane.
  5. Click on the Run the Troubleshooter button.
  6. Wait for the detecting to complete.
  7. Once the scan is completed, Windows will list the found issues.
  8. You should choose the issue you want to fix and click Next.

Method 4: Fix Device Driver Problems

You can open Device Manager to check and fix the issue.

  1. Press Start + X keys on the keyboard.
  2. Choose Device Manager from the pop-up menu.
  3. Expand Disk drives option.
  4. Right click on the problematic drive.
  5. Choose from Update driver, Uninstall device and Properties.
  6. Finish the rest steps by looking at system prompt.
  • The Update driver feature helps to fix the USB drive not recognized problem due to a corrupted/outdated device driver.
  • The Uninstall device feature is used to uninstall your USB external hard drive with the issue. After that, you should remove the USB device from the computer and then reconnect it after at least 1 minute. This is useful when your USB driver has become unstable or corrupt.
  • The Properties feature will help you further diagnose the problem by looking at the error Besides, you can choose to Roll Back Driver by shifting to Driver tab after clicking Properties.

Method 5: Reinstall USB Controllers

Also, you should open Device Manager using the above method or other ways you like. Then, finish the following steps:

  1. Find and expand Universal Serial Bus controllers.
  2. Right click on a device and choose Uninstall device from the context menu.
  3. Click on the Uninstall button in the pop-up window.
  4. Repeat step 2 and step 3 to uninstall all devices under Universal Serial Bus controllers.
  5. Restart your computer and Windows will install the USB controllers automatically.

Method 6: Enable Legacy USB Support

Sometimes, you may find your hard disk not detected in BIOS. This may be caused by the disabled Legacy USB Support.

How to enable USB support:

  1. Restart your PC.
  2. Press the corresponding button to enter the BIOS utility.
  3. Shift to Advanced tab.
  4. Choose USB Configuration.
  5. Select Legacy USB Support and set it to be Enabled.
  6. Exit and save changes.
Note: the process will be a little bit different on different computer motherboards.

It's not an easy task to recover data from a hard disk that is not detected in BIOS especially when the disk is an internal one. The good news is MiniTool Power Data Recovery bootable edition provides an easy way to recover data when the PC won't start. As for how to recover data from undetected internal hard disk step by step, please read:

If you're stuck in the data recovery from corrupted internal hard disk, the solutions and software provided here will be of great help.

Method 7: Install the Latest Windows Updates

3t external hard drive. This method has the same functionality as the Update driver.

  1. Type Windows Update into the Cortana search box.
  2. Select Check for updates from the Best match.
  3. Click on the Check for updates button and wait.
  4. Finish the rest operations according to prompts.

If you find some files get lost after Windows Update, please use MiniTool Power Data Recovery to recover data at once.

Method 8: Disable USB Selective Suspend Setting

  1. Type power plan into the Cortana search box.
  2. Select Choose a power plan from the search result.
  3. Click Change plan settings next to the plan used currently.
  4. Click Change advanced power settings.
  5. Find USB settings and click on the + button to expand it.
  6. Click on the + button to expand USB selective suspend setting.
  7. Change Setting to be Disabled.
  8. Click on the Apply button to confirm and click on the OK button to close.

Method 9: Install the Latest Chipset Drivers for Motherboard

  1. Look for the documentation of your computer to find the name of the motherboard manufacturer.
  2. Visit the website of the manufacturer.
  3. Find the drivers proper for your motherboard and install it on your computer.

Method 10: Repair the System Built-in Drivers

  • Press F8 or another button to enter the safe mode during the boot process; select restart or shut down the computer and power on it later to enter the normal mode (to repair the registry).
  • If the problem persists, please enter safe mode again to choose System Restore in order to restore your system to an earlier point when there's no such problem.
  • If the problem persists, please use the system disk to repair; open the command prompt, enter SFC / scannow, press Enter and insert the original system disk to repair the system
  • If the problem persists, please set the CD-ROM as the first boot device in the BIOS; then, insert the system installation disc and press R key to select repair installation.
  • If the problem still persists, I advise you to reinstall your OS.

Method 11: Run Anti-virus Program

If your PC is attacked by virus, unfortunately, any external hard drive connected to this PC will be affected. The virus may cause the external hard drive not showing issue. Please run anti-virus software to kill the virus and get Windows 10 to recognize your external hard drive.

RECOMMENDATION:

To recover data from virus infected external hard drive, you can try using MiniTool Power Data Recovery because of its excellent performance, high security, and simple operations. How to recover files after virus attack:

I feel glad to share solutions with users to help them recover files deleted by virus attack quickly and safely.

How to Fix: External Hard Disk Detected But Not Opening

There are also some people saying that their external hard drive could be detected by Windows, but can't be opened. The most direct reason is the file system problem.

When the file system of your hard drive is not supported by Windows, you won't be able to access the drive. For instance, Windows gives no support for the ext4 file system (designed for Linux) and the HFS + file system (designed for Mac).

After clicking on the drive, you'll be asked to format the disk before you can use it.

  • If you choose Format, you should know that all your data saved here will be lost.
  • If you choose Cancel, you will see the message: The volume does not contain a recognized file system.

Samsung file manager windows. Actually, themost common causes are:

  • The file system is damaged.
  • The file system is not supported.
  • The drive becomes RAW.
  • The parameter is incorrect.
  • The file or directory is corrupted and unreadable.

2 Methods for Solving External Hard Disk Detected But Not Opening

  1. Run CHKDSK in Command Prompt.
  2. Reformat the drive by using MiniTool Partition Wizard.

There are two useful methods for fixing the external hard drive detected but not opening error: run CHKDSK and format the drive.

Method 1: run CHKDSK.

  1. Type cmd into the Cortana search box on the taskbar (what if Windows 10 taskbar is not working?).
  2. Right click on Command Prompt from the search result.
  3. Choose Run as administrator from the context menu.
  4. Choose Yes in the User Account Control window.
  5. Type chkdsk /r * (* stands for the drive letter) and press Enter.
  6. Wait for the stages to complete.

Method 2: format the drive.

  1. Launch MiniTool Partition Wizard.
  2. Select the drive with an unsupported file system.
  3. Choose Partition from the menu bar and choose Format from the submenu.
  4. Choose NTFS or FAT32 as the new file system.
  5. Click on the OK button to confirm.
  6. Press the Apply button in the main software window.
  7. Choose Yes in the pop-up window to apply pending changes.
  8. Wait for operations to complete.
  9. Click on the OK button in the Successful window.

Click to see Format Partition Tutorial.

Conclusion

Though it may seem strange, it is not a rare problem that the external hard drive is not showing up/recognized/detected. There are many factors that could lead to this problem. When you find that your external hard drive is not showing up in your computer, please use the methods mentioned above to help your computer recognize the hard drive. You can also refer to this post to learn how to recover data from your external hard drive in different ways.

External Hard Drive Not Showing Up FAQ

What do I do if my external hard drive is not detected?
First of all, you should go to open the Disk Management tool on your computer. Then, browse all the drives in the list to check whether the target hard drive is displayed here. If the external hard drive is found, please format it properly to make it show up.
According to study, the USB drive could disappear due to a lot of reason. The root reason for causing that is the driver of USB is tool old, missing, or corrupted somehow. You'd better make use of the Device Manager to check the status of USB driver.

Where Is My External Hard Drive

The reason why a hard drive is not recognized in computer BIOS is not so complex. Once the connection between hard drive and PC is incorrect or the data cable is damaged, you can't find it in BIOS. The SATA cables can fall out of their connection easily.
There are many factors to cause external hard drive disappear from the computer. So the corresponding solutions are diversified. For instance, you can change a USB Port, run the troubleshooter, or update the driver of the external hard drive to try to make it appear.

Occasionally, when you plug in any Seagate external hard drive to PC, it may not show up or 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. If you don't have any important data on the hard drive, you can just format it easily. However, if it contains lots of important data, how can you recover data from it? In this article, we'll tell you why is your Seagate external hard drive not showing up or detected. Then, we'll cover the methods to fix it as well. And what's important, we'll tell you how to recover data from the hard drive after making it work again.

1Why Seagate External Hard Drive Not Showing Up or Detected?

In most cases, you can access the Seagate External Hard Drive through Windows File Explorer. However, there is a great possibility that the hard drive doesn't show up in the devices and drives list. Apart from that, the Seagate external hard drive might also not show up in Disk Management. The problem can be caused by one of the following reasons:

  • Broken USB port or broken USB cable

  • Unsupported File System

  • Partition issues on the hard drive

  • The hard drive driver is corrupted or outdated.

In the following part, we'll talk about how to fix the Seagate external hard drive not showing up in the computers based on the above possibilities.

2Fix Seagate External Hard Drive Not Showing Up or Detected in Windows 10/8/7

Seagate external hard drive is always used to back up important data or transfer data between computers. So, it's essential to make it works fine all the time. The following are some solutions to solve 'Seagate external hard drive not showing up or detected'.

  • Method 1: Try a Different USB Port or USB Cable

  • Method 2: Initializing the External Hard Drive

  • Method 3: Create a New Partition

  • Method 4: Change or Assign Drive Letter

  • Method 5: Reformat Hard Drive

  • Method 6: Update or Reinstall the Device Driver

Method 1: Try a Different USB Port or USB Cable

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. You can also connect it to a different computer or use a different USB cable. If this simple solution works then your problem is resolved. If not then move on to the other solutions offered here.

Method 2: Initializing the External Hard Drive

When you find the Seagate external hard drive is not showing up in your computer, the first place you should check is Disk Management. You can right click on the Windows button and choose 'Disk Management' from the list. Or press Windows button + R to bring out the dialog. Enter diskmgmt.msc to proceed. This will also open Disk Management.

You'll see the available hard drives which are connected and recognized by the computer. If you are attaching a brand new external hard drive to the computer for the first time, you'll see it here but it's not initialized. Follow the simple steps below to initialize the disk.

Step 1: Right click on the disk and select 'Initialize Disk'.

Step 2: Choose a proper partition style and click 'OK' to confirm it.

Method 3: Create a New Partition

If you see that your disk is simply unallocated, you only need to create a new partition for it. Here's how to do it.

Step 1: Right click on the unallocated disk and choose 'New Simple Volume' from the options.

Step 2: A 'New Simple Volume Wizard' will show up. Follow the wizard to specify the volume size and assign drive letter or path.

Once done, remove the Seagate external hard drive and connect it to the computer again. Then, you'll find that the disk is detected and showing up in the Windows File Explorer.

External

For USB device not recognized in Windows, there is a useful tool to help: Hardware and Device Troubleshooter.

How to run Hardware and Device Troubleshooter:

  1. Open Settings the way you like.
  2. Choose Update and Security from Windows Settings panel.
  3. Go to the Troubleshoot tab.
  4. Scroll down to choose Hardware and Devices from the right pane.
  5. Click on the Run the Troubleshooter button.
  6. Wait for the detecting to complete.
  7. Once the scan is completed, Windows will list the found issues.
  8. You should choose the issue you want to fix and click Next.

Method 4: Fix Device Driver Problems

You can open Device Manager to check and fix the issue.

  1. Press Start + X keys on the keyboard.
  2. Choose Device Manager from the pop-up menu.
  3. Expand Disk drives option.
  4. Right click on the problematic drive.
  5. Choose from Update driver, Uninstall device and Properties.
  6. Finish the rest steps by looking at system prompt.
  • The Update driver feature helps to fix the USB drive not recognized problem due to a corrupted/outdated device driver.
  • The Uninstall device feature is used to uninstall your USB external hard drive with the issue. After that, you should remove the USB device from the computer and then reconnect it after at least 1 minute. This is useful when your USB driver has become unstable or corrupt.
  • The Properties feature will help you further diagnose the problem by looking at the error Besides, you can choose to Roll Back Driver by shifting to Driver tab after clicking Properties.

Method 5: Reinstall USB Controllers

Also, you should open Device Manager using the above method or other ways you like. Then, finish the following steps:

  1. Find and expand Universal Serial Bus controllers.
  2. Right click on a device and choose Uninstall device from the context menu.
  3. Click on the Uninstall button in the pop-up window.
  4. Repeat step 2 and step 3 to uninstall all devices under Universal Serial Bus controllers.
  5. Restart your computer and Windows will install the USB controllers automatically.

Method 6: Enable Legacy USB Support

Sometimes, you may find your hard disk not detected in BIOS. This may be caused by the disabled Legacy USB Support.

How to enable USB support:

  1. Restart your PC.
  2. Press the corresponding button to enter the BIOS utility.
  3. Shift to Advanced tab.
  4. Choose USB Configuration.
  5. Select Legacy USB Support and set it to be Enabled.
  6. Exit and save changes.
Note: the process will be a little bit different on different computer motherboards.

It's not an easy task to recover data from a hard disk that is not detected in BIOS especially when the disk is an internal one. The good news is MiniTool Power Data Recovery bootable edition provides an easy way to recover data when the PC won't start. As for how to recover data from undetected internal hard disk step by step, please read:

If you're stuck in the data recovery from corrupted internal hard disk, the solutions and software provided here will be of great help.

Method 7: Install the Latest Windows Updates

3t external hard drive. This method has the same functionality as the Update driver.

  1. Type Windows Update into the Cortana search box.
  2. Select Check for updates from the Best match.
  3. Click on the Check for updates button and wait.
  4. Finish the rest operations according to prompts.

If you find some files get lost after Windows Update, please use MiniTool Power Data Recovery to recover data at once.

Method 8: Disable USB Selective Suspend Setting

  1. Type power plan into the Cortana search box.
  2. Select Choose a power plan from the search result.
  3. Click Change plan settings next to the plan used currently.
  4. Click Change advanced power settings.
  5. Find USB settings and click on the + button to expand it.
  6. Click on the + button to expand USB selective suspend setting.
  7. Change Setting to be Disabled.
  8. Click on the Apply button to confirm and click on the OK button to close.

Method 9: Install the Latest Chipset Drivers for Motherboard

  1. Look for the documentation of your computer to find the name of the motherboard manufacturer.
  2. Visit the website of the manufacturer.
  3. Find the drivers proper for your motherboard and install it on your computer.

Method 10: Repair the System Built-in Drivers

  • Press F8 or another button to enter the safe mode during the boot process; select restart or shut down the computer and power on it later to enter the normal mode (to repair the registry).
  • If the problem persists, please enter safe mode again to choose System Restore in order to restore your system to an earlier point when there's no such problem.
  • If the problem persists, please use the system disk to repair; open the command prompt, enter SFC / scannow, press Enter and insert the original system disk to repair the system
  • If the problem persists, please set the CD-ROM as the first boot device in the BIOS; then, insert the system installation disc and press R key to select repair installation.
  • If the problem still persists, I advise you to reinstall your OS.

Method 11: Run Anti-virus Program

If your PC is attacked by virus, unfortunately, any external hard drive connected to this PC will be affected. The virus may cause the external hard drive not showing issue. Please run anti-virus software to kill the virus and get Windows 10 to recognize your external hard drive.

RECOMMENDATION:

To recover data from virus infected external hard drive, you can try using MiniTool Power Data Recovery because of its excellent performance, high security, and simple operations. How to recover files after virus attack:

I feel glad to share solutions with users to help them recover files deleted by virus attack quickly and safely.

How to Fix: External Hard Disk Detected But Not Opening

There are also some people saying that their external hard drive could be detected by Windows, but can't be opened. The most direct reason is the file system problem.

When the file system of your hard drive is not supported by Windows, you won't be able to access the drive. For instance, Windows gives no support for the ext4 file system (designed for Linux) and the HFS + file system (designed for Mac).

After clicking on the drive, you'll be asked to format the disk before you can use it.

  • If you choose Format, you should know that all your data saved here will be lost.
  • If you choose Cancel, you will see the message: The volume does not contain a recognized file system.

Samsung file manager windows. Actually, themost common causes are:

  • The file system is damaged.
  • The file system is not supported.
  • The drive becomes RAW.
  • The parameter is incorrect.
  • The file or directory is corrupted and unreadable.

2 Methods for Solving External Hard Disk Detected But Not Opening

  1. Run CHKDSK in Command Prompt.
  2. Reformat the drive by using MiniTool Partition Wizard.

There are two useful methods for fixing the external hard drive detected but not opening error: run CHKDSK and format the drive.

Method 1: run CHKDSK.

  1. Type cmd into the Cortana search box on the taskbar (what if Windows 10 taskbar is not working?).
  2. Right click on Command Prompt from the search result.
  3. Choose Run as administrator from the context menu.
  4. Choose Yes in the User Account Control window.
  5. Type chkdsk /r * (* stands for the drive letter) and press Enter.
  6. Wait for the stages to complete.

Method 2: format the drive.

  1. Launch MiniTool Partition Wizard.
  2. Select the drive with an unsupported file system.
  3. Choose Partition from the menu bar and choose Format from the submenu.
  4. Choose NTFS or FAT32 as the new file system.
  5. Click on the OK button to confirm.
  6. Press the Apply button in the main software window.
  7. Choose Yes in the pop-up window to apply pending changes.
  8. Wait for operations to complete.
  9. Click on the OK button in the Successful window.

Click to see Format Partition Tutorial.

Conclusion

Though it may seem strange, it is not a rare problem that the external hard drive is not showing up/recognized/detected. There are many factors that could lead to this problem. When you find that your external hard drive is not showing up in your computer, please use the methods mentioned above to help your computer recognize the hard drive. You can also refer to this post to learn how to recover data from your external hard drive in different ways.

External Hard Drive Not Showing Up FAQ

What do I do if my external hard drive is not detected?
First of all, you should go to open the Disk Management tool on your computer. Then, browse all the drives in the list to check whether the target hard drive is displayed here. If the external hard drive is found, please format it properly to make it show up.
According to study, the USB drive could disappear due to a lot of reason. The root reason for causing that is the driver of USB is tool old, missing, or corrupted somehow. You'd better make use of the Device Manager to check the status of USB driver.

Where Is My External Hard Drive

The reason why a hard drive is not recognized in computer BIOS is not so complex. Once the connection between hard drive and PC is incorrect or the data cable is damaged, you can't find it in BIOS. The SATA cables can fall out of their connection easily.
There are many factors to cause external hard drive disappear from the computer. So the corresponding solutions are diversified. For instance, you can change a USB Port, run the troubleshooter, or update the driver of the external hard drive to try to make it appear.

Occasionally, when you plug in any Seagate external hard drive to PC, it may not show up or 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. If you don't have any important data on the hard drive, you can just format it easily. However, if it contains lots of important data, how can you recover data from it? In this article, we'll tell you why is your Seagate external hard drive not showing up or detected. Then, we'll cover the methods to fix it as well. And what's important, we'll tell you how to recover data from the hard drive after making it work again.

1Why Seagate External Hard Drive Not Showing Up or Detected?

In most cases, you can access the Seagate External Hard Drive through Windows File Explorer. However, there is a great possibility that the hard drive doesn't show up in the devices and drives list. Apart from that, the Seagate external hard drive might also not show up in Disk Management. The problem can be caused by one of the following reasons:

  • Broken USB port or broken USB cable

  • Unsupported File System

  • Partition issues on the hard drive

  • The hard drive driver is corrupted or outdated.

In the following part, we'll talk about how to fix the Seagate external hard drive not showing up in the computers based on the above possibilities.

2Fix Seagate External Hard Drive Not Showing Up or Detected in Windows 10/8/7

Seagate external hard drive is always used to back up important data or transfer data between computers. So, it's essential to make it works fine all the time. The following are some solutions to solve 'Seagate external hard drive not showing up or detected'.

  • Method 1: Try a Different USB Port or USB Cable

  • Method 2: Initializing the External Hard Drive

  • Method 3: Create a New Partition

  • Method 4: Change or Assign Drive Letter

  • Method 5: Reformat Hard Drive

  • Method 6: Update or Reinstall the Device Driver

Method 1: Try a Different USB Port or USB Cable

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. You can also connect it to a different computer or use a different USB cable. If this simple solution works then your problem is resolved. If not then move on to the other solutions offered here.

Method 2: Initializing the External Hard Drive

When you find the Seagate external hard drive is not showing up in your computer, the first place you should check is Disk Management. You can right click on the Windows button and choose 'Disk Management' from the list. Or press Windows button + R to bring out the dialog. Enter diskmgmt.msc to proceed. This will also open Disk Management.

You'll see the available hard drives which are connected and recognized by the computer. If you are attaching a brand new external hard drive to the computer for the first time, you'll see it here but it's not initialized. Follow the simple steps below to initialize the disk.

Step 1: Right click on the disk and select 'Initialize Disk'.

Step 2: Choose a proper partition style and click 'OK' to confirm it.

Method 3: Create a New Partition

If you see that your disk is simply unallocated, you only need to create a new partition for it. Here's how to do it.

Step 1: Right click on the unallocated disk and choose 'New Simple Volume' from the options.

Step 2: A 'New Simple Volume Wizard' will show up. Follow the wizard to specify the volume size and assign drive letter or path.

Once done, remove the Seagate external hard drive and connect it to the computer again. Then, you'll find that the disk is detected and showing up in the Windows File Explorer.

Method 4: Change or Assign Drive Letter

If the Seagate external hard drive does not have a drive letter or the drive letter conflicts with other disks, the hard drive won't show up in your computer. Under this circumstance, you need to assign or change the drive letter.

Step 1: Right click on your hard drive and select 'Change Drive Letter and Paths'.

Step 2: Select 'Add' option if your hard drive doesn't have a drive letter, and select 'Change' option if it already has one and you want to change it.

Step 3: Choose a letter for the drive and that's all.

Method 5: Reformat Hard Drive

As we have mentioned in the Part 1, the unsupported File System will cause the 'Seagate external hard drive not showing up' issue. If you find your hard drive is partitioned but still not show up in your computer, it is possible that it's partitioned with a different file system. For example, if you have formatted the hard drive with APFS File System on Mac, this problem will certainly happen when you connect the hard drive to Windows computers. To fix it, you need to reformat your Seagate external hard drive with NTFS File System or FAT32 File System.

Step 1: To do this, right click on the hard drive and select 'Format' option.

Step 2: Choose 'NTFS' or 'FAT32' from the File Sysetem.

Note: Reformat your Seagate external hard drive with new File System with erase all the data on it. If you can, please remember to back up your data before formatting. However, if you do not have the chance to back up the data, you can use a professional tool to recover the data after formatting.

Method 6: 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'. 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.

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

Due to the 'Seagate external hard drive not showing up' issue, you might not be able to back up your data before initializing or reformatting the hard drive. Luckily, there are loads of powerful data recovery programs nowadays. One such program is iMyFone AnyRecover which can help you 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 require any technical knowledge. You can do it by yourself without anyone's assistance.

Why Choose iMyFone AnyRecover?

It proves helpful to support 1000+ file types including documents, musics, images, audios, emails, archives and others.

Based on the all-round scan and deep scan, it guarantees the highest recovery rate in the market.

After scaning, you can preview the data freely. And you can use the free version to recover 3 files for free.

By using the program, your data security is 100% ensured.

Simple Steps to Recover Data from Formatted Hard Drive:

Step 1: First of all launch AnyRecover software. Then select a disk under the 'External Removable Devices' tab.

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

Step 3: The program will start scanning, and show you all the lost files in the list. You can select to preview them and click 'Recover' to get back your data.

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 above-mentioned 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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