[12 Solutions] Repair “Unrecognized External Hard Drive”


Sometimes our PC fails or gives a message of: “External hard drive not recognized” even after confirming the successful connection. The problem mostly occurs when the device driver is corrupted, or out of date.

Such problems can be quite tricky to resolve. You can go for hours without finding a solution. Try these solutions and see if the issue is resolved.


Unrecognized External Hard Drive: 9 Effective Solutions


Here are 9 solutions that can help you solve this problem:

External hard drive not recognized
External hard drive not recognized / defective – Format: HDD or SDD

Solution 1 – Update the drivers


In most cases, Windows 10 should automatically recognize your device, but sometimes it might happen that it doesn’t have drivers installed, but you can fix that by following these steps:

  • Press the key Windows + X to open the menu Win + X
  • Choose Device Manager in the list.
  • Locate the section Disk drives and expand it.
  • Check if one devices listed has a yellow exclamation mark next to.
  • If there is a exclamation point next to your peripheral, it means that there is a problem with pilot.
  • Right-click on the peripheral and choose Update the driver.
  • Select Search automatically the pilot.
  • Windows will now search for a suitable driver online andinstall automatically.
  • Once the pilot installed, check if the problem persists.
  • In addition, users recommend to update the pilot of usb bus controller, so don’t forget to give it a try too.
  • We also recommend a third-party tool (100% safe and tested by our services) to automatically download all outdated pilots on your PC.
  • Additionally, you might want to check the manufacturer’s website for the latest drivers.

Update Disk Drives

See also: Bytefence Reviews: Pros and Cons [Test Complet]


Solution 2 – Change the letter of the external hard drive / Format


If you already have the latest driver update and your computer is still not capable of recognize external hard drive , you can try to change the letter. This is exactly what you need to do:

  • Press the key Windows + X and choose Disk management in the menu .
  • Locate your peripheral in disk management and right click on it.
  • Select Change drive letter and paths.
  • A new window will appear showing you the current letter.
  • Click on Edit and choose one new letter. Make sure you choose the letter that you did not assign to another drive.
  • A confirmation box will appear for change drive letter will be presented to you. Select Yes to change the drive letter.

Change external hard drive letter

If it displays your portable hard drive full of unallocated space, you can format. the formatting a reader will delete all files from it, so make sure you back up important files first.

To format it, follow these steps:

  • Open Disk management.
  • Right click on your peripheral and choose Format in the menu.
  • Enter information, select Type of file system.
  • Press on OK and wait for it to be formatted.
  • If you can’t do it, or if you prefer to use another tool, we have already covered a few tools of management, so you might want to try one of them.
  • If you are looking for a simple solution but a powerful disk management tool, our recommendation would be MiniTool Partition Wizard.
format external hard drive
format – external hard drive not recognized – memory card

[10 Solutions] 100% Disk Usage Repair


Solution 3 – Run the hardware troubleshooter to resolve “external hard drive not recognized”


If the error “External hard drive not recognized” persists, you may be able to solve the problem by using the hardware troubleshooting.

As you know, Windows comes with all kinds of troubleshooters, and you can use them to solve some common problems.

Some users claim that you can fix this problem by using the Hardware. and you can do it by following these steps:

  • Press the key Windows + I to open the Settings.
  • Go to the section Update and security.
  • Select solve problems in the menu on the left and on the right choose Hardware and peripherals. Click on Run the troubleshooter.
  • Follow the on-screen instructions to troubleshoot.
  • Once the troubleshooting process is complete, check if the problem is still there.
hardware troubleshooting
hardware troubleshooting – tool needed

Solution 4 – Uninstall the problematic drivers


According to users this message “external hard drive not recognized by Windows / bios – uefi”, the solution could be your pilots current. However, many users suggest to” install the default drivers in order to solve the problem.

This is relatively simple, and you can do it by following these steps:

  • Open the Device Manager.
  • Locate your device, right click on it and choose Uninstall device in the menu.
  • Click on Uninstall for remove driver.
  • Click on the icon Check for hardware changes. Windows will install the default drivers.
uninstall external hard drive driver
uninstall driver

Some users recommend uninstall all devices in the section of bus controllers Usb, so be sure to try that too.


Solution 5 – Check the cable and try to plug it into another PC


If your Windows does not recognize it, there may be a problem with his cable. Make sure to check your cable, and if your cable is damaged, you will need to replace it. Also, you can try plugging it into another PC.
If the same problem appears on another PC, the problem is most likely related to your hard drive. it’s not right configured Where formatted (ntfs), so you will need to configure it correctly before using it.

external hard drive
cable

See as well:[5 Solutions] Repair Error Code 0x8007000d Easily


Solution 7 – Check your external hard drive


You will need to check several things before using it.

You need to check the following:

  • Make sure it is alight. Sometimes you can have simple problems. To resolve the problem, check if thepower switch is on your dimmer and press it. If it is equipped with a power cable, make sure you connect.
  • Connect the drive to another port. In rare cases, your USB port does not work correctly.
  • Your USB port could be damaged or not to be entirely compatible with your hard drive.
  • Connect it directly to your PC.

Many users tend to use USB hubs in order to connect several single port USB devices.

Even if these hubs are very useful, your device may not work if you connect it.


Solution 8 – Check USB port and check for driver updates


In general, if your Toshiba, Hp, Asus, Acer external hard drive does not work after connect to PC, you can try to connect it to another PC USB port to make sure there is no problem with that particular port.

If you connect to a usb hub, unplug it and try to connect directly to the computer.

On the other hand, you have to check the pilot. As we know, sometimes it happens that former pilots cause the device malfunction when logged into Windows.

  • Press on Windows + R, type ” devmgmt. »In the dialog box Execute, and press OK.
  • Click on disk drives.
  • Right-click on your device and choose Update the driver….
Update Disk Drives
Update Readers

If there are any updates, follow the instructions and your driver will be updated and check if it shows up in Win Explorer.


Solution 9 – Run an antivirus program


Today, in our Internet age, our computer risk of being attacked by viruses during the visit of some sites. Once our PC is infected with a virus, the device connected to the PC will be infected. So Windows cannot recognize it.

In this situation, we should first recover lost data to find your files. Next, run antivirus software to scan for viruses as soon as possible.

activate virus protection
activate virus protection

Solution 10: Install the latest Windows updates


install update
install update
  • Type Windows Update in the Cortana search box.
  • Select Check for best match updates.
  • Click the Check for Updates button and wait.
  • Complete the remaining operations following the instructions.

Solution 11:


USB selective suspend setting
USB selective suspend setting
  1. Type power option in the search box.
  2. Select Choose a diet plan from the search result.
  3. Click on Modify the parameters next to the plan currently in use.
  4. Click on Edit advanced power settings.
  5. Find the settings Usb and click the + button to expand them.
  6. Click on the + button to expand the USB selective suspend setting.
  7. Change setting to deactivate.
  8. Click the Apply button to confirm and click the OK button to close.

Solution 12: Install the latest chipset drivers for the motherboard


  • Search your computer’s documentation to find the name of the motherboard manufacturer.
  • Visit the manufacturer’s website.
  • Find the appropriate drivers for your motherboard and install it on your computer.
  • If possible, check the cables of the Sata motherboard….

We should also mention that if your hard drive is formatted on Linux or Mac with the ext4 or HFS Plus file system type, you won’t be able to access it on Windows 10 until you format it on Windows.


  • Change the USB port and the cable too.
  • Download the latest drivers available from the official BRAND website.
  • Restart the drive and try plugging it into another PC.
  • Scan your pc with an antivirus

  • Access to: control panel.
  • Click on Administrative Tools, Computer Management.
  • Then: Management of discs, you need to partition it and then format it if the external hard drive appears in this section so that it can be used on My Computer.

If you have any comments or questions, just go to the comments section. below.

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