How to Recover Data from Hard Disk Which Is Not Detecting

Sometimes you may come across issues getting your external hard disk not detected when you want to transfer data from the hard disk to either to your phone, PC, or other devices. This may occur if your disk is corrupted, faulty, damaged or it has been used too frequently with no proper care. You may also have some error messages such as "Location is not available".

If you have experienced the situation mentioned, please do not worry about that. This article will recommend you practical steps and quick solutions on how to recover data from hard disk which is not detecting.

Part 1. Recover Data from Hard Disk Which is Not Detected

1AnyRecover for External Hard Disk Data Recovery

Don't worry if your computer failed to detect a hard disk when you want to transfer or use the hard disk data. AnyRecover is one of the best data recovery software to solve this problem just in a few clicks. The software works perfectly in recovering data from external storage devices such as a mobile hard disk, making it easy for you to access and protect your data. With the help of AnyRecover, "how to recover data from hard disk which is not detecting" would no longer be a question.


1,000,000 + Downloads

Features of AnyRecover Hard Disk Recovery Software
  • Recover the lost files and missing data from hard disk without overwriting any other files, thus providing 100% data protection.

  • Support to recover over 1,000 different types of files, including  photos, audios, videos, emails, and archives, etc.

  • Compatible with hard sidk, SD card, hard drive and mobile phone data recovery.

  • 98% high successful rate to get your important files back.

  • Restore 3 files for free with AnyRecover trial version.

Try It FreeTry It Free

2How to Recover Data from Hard Disk Which Is Not Detecting with AnyRecover

To recover data from hard disk which is not detecting, you must first find out why your external hard disk is not being detected on your windows computer and then solve it. If you do not fix the hard disk not detected problem, AnyRecover would not be able to recover your data.

Steps on How to Recover Data from Hard Disk which is Not Detected with AnyRecover

Step 1. Download the AnyRecover hard disk recovery software on your computer and install it. Launch the program and choose the "External Device Recovery" option.

Select recovery mode of Anyrecover

Step 2. Connect your hard disk to the computer with a USB cable and trust the computer.

Step 3. Choose your hard disk location under "External removable device"  and click "Next".

Select the location of your SD card

Step 4. Choose the type of the lost data that you want to recover from the hard disk. Check "All File Types" if you need to recover all the data stored on your hard disk, and then click "Scan"to initiate the data scanning process.

anyrecover screenshot

Step 5. Preview the recoverable files in the scanning results. Tick the files that you want to recover and click "Recover" to start recovering data. Use "All Round Recovery" scanning mode if your prefered files are not found.

anyrecover screenshot

Step 6. AnyReover will help you recover the selected files in no time. Put the recovered files in a safe location for future use.

anyrecover screenshot

Try It FreeTry It Free

Part 2. Fix External Hard Disk Not Detected Issue

1Reasons that External Hard Disk is Not Detected on Computer

Wondering why your external hard disk is not detected on the computer? There could be a couple of reasons for that.

1.Physical damage of hard disk due to improper handling, such as violent dropping or knocking, excessive squeezing and so on.

2.Overused hard disk wears out.

3.Drive is partitioned with a file system that your windows find difficult to read.

4.Something goes wrong with the port or cable, causing faulty connection between the external hard drive and your machine.

5.Sudden power surges during data transfer when using the hard disk.

6.Virus or malware infection makes the hard risk unrecognizable.

2How to Fix External Hard Disk not detected Issue in Windows

Method 1: Change a USB Port

A broken USB port is the most frequently occured reason for external hard disk being undetected. For a faulty USB port, you should change the USB port and see if the external hard disk is connectable. If so, then it's the USB port. If after this the external hard disk is still not detected, then you should do a disk management scanning to know the real cause of the problem.

Method 2: Check & Fix the Drive in Disk Management

In Disk Management, you may find the undetected hard disk in different status : unallocated, uninitialized, offline or have no letter and path.

How to Fix an Unallocated External Hard Disk

Step 1. Right click on the unallocated space and then create a new volume.

Step 2. Indicate the volume size and click "Next".

Step 3. Follow the instruction on the screen and click "Next".

Step 4. Once the format partition is created, then click on the finish button.

Fix an unallocated hard disk

How to Fix an Uninitialized External Hard Disk

Step 1. Right click on not initialized disk and select initialize disk from the menu.

Step2. Select a partition style between MBR and GPT and then click "OK". Your external hard disk will be fixed once the operation is successful.

Fix an uninitialized hard disk

How to Fix an Offline External Hard Disk

Step 1. Select the hard disk that is offline by right-clicking on it.

Step 2. Select "Online" from the menu to turn on the disk.

Fix an offline hard disk

How to Fix an External Hard Disk with No Drive Letter

Step 1. Select the drive partition with no letter.

Step 2. Select "Change drive letter" from the menu.

Step 3. Click on the "Assign the following drive letter".

Step 4. Assign a drive letter to the disk partition and press "OK".

Change the drive letter and path of a hard disk

Method 3: Run Troubleshppter

Windows includes a variety of "troubleshooters" designed to quickly diagnose and automatically solve various computer problems. Troubleshooters can't fix everything, but they're a great place to start if you encounter a problem with your computer.

Step 1. Open the Windows "Settings" panel, go to "Update and Security > Troubleshoot".

Step 1. Select "Hardware and Devices", then click on "Run the troubleshooter".

Run Troubleshooter

Part 3. How to Avoid External Hard Disk Not Detected Problem

It is always frustrating to find your hard disk undetectable by the computer when you need to transfer the data, especially when you are going to give an important presentation or sign a contract. Take the precautions below to avoid external hard disk not detected problem:

1.Plug in and plug out the hard disk in a gentle manner.

2.Always remember to eject the hard disk before shutting down your computer.

3.Put your hard disk in an environmentally safe place to avoid physical or chemical damage.

4.Use UPS or power protectors to ensure that sudden power failure won't cause your computer power off when an external hard disk is plugged in.

5.Monitor and check your hard disk regularly to see if bad sectors exist.


Recovering lost or deleted data from an external hard disk is now easier than ever with AnyRecover.  AnyRecover is one of the most excllent recovery software to restore almost all types of files stored on your hard disk. You don't have to worry about losing data when the external hard disk is not detected by your Windows computer anymore. Download AnyRecover free trial version and enjoy free access to all your hard disk data with no worries from now on!

Try It FreeTry It Free

+ View all all the comments and join the discussion


By  Mike Sangster , to External Device Recovery

Posted on May 29, 2019  ( Updated: Dec 16, 2019 )

Related Articles: