External Hard Drive Partition Recovery | 3 Proven Methods

If you have accidentally deleted or lost a partition on your external hard drive, Remo Recover can help you recover it quickly and easily. With its powerful partition recovery algorithms, Remo Recover can scan your external hard drive for lost or deleted partitions and recover them in just a few clicks. Download this tool for free now!!

Written by John Harris, Updated on June 06, 2023

In general, an external hard drive is a storage device used for storing and transferring data among different systems and preserving important files as backup.

Like an internal hard drive, external HD can also be segmented into divisions known as partitions. The entire information about the hard disk partitions will be stored on the partition table present in the external hard drive. There are chances of losing partitions from external hard drive due to many reasons. In this article we will tell you how to perform external hard drive partition recovery with ease.

Want to skip the introduction and jump straight to the external hard drive partition recovery part? Click here.

Table of Contents

Causes of External Hard Drive Partition Loss

Several factors can lead to the loss of a partition on an external hard drive. Some common causes include:

  • 🔍 Accidental deletion: You may accidentally delete a partition while performing disk management operations or using third-party software.

  • 🖥️ Operating system errors: System crashes, file system errors, or issues during the partitioning process can result in partition loss.

  • 🔒 Virus or malware attacks: Malicious software can corrupt the partition table or file system, causing partitions to become inaccessible.

  • ⚡ Power failure: Sudden power outages or improper shutdowns can disrupt the partition structure and lead to loss.

  • 💽 Hardware failure: Faulty external hard drive components or physical damage can render partitions unreadable.

Let us take a specific instance, wherein you have three different partitions on your external hard drive in order to maintain data in an organized way. Now, you want one more partition for saving multimedia files due to which you want to resize the existing partitions for creating a new one.

Meanwhile, when creating a new partition using Diskpart Management, you chose the wrong partition and typed the “Clean” command. And you have noticed that one of your partitions containing important data has been wiped out from the external hard drive. Now, if you are thinking about how can I restore a partition after diskpart clean, we have an answer for that.

How to Recover Lost Partition on External Hard Drive?

Lost access to all the data on an important partition after deleting it? Recovering your files is quick and easy with Remo Partition Recovery Software. It is one of the best partition recovery software solutions on the market with the following features.

Recovering lost, deleted, or formatted partition from an external hard drive is not at all a big issue if you’re opting recovery tool like Remo Recover software. This software has a simple GUI with built-in scanning algorithms for recovering lost partitions from external hard drives at the earliest.

It can also retrieve data from formatted, corrupted, damaged, and inaccessible hard disk drives. The tool recovers deleted, formatted, RAW, and corrupted partitions having NTFS, NTFS5, FAT16, FAT32, HFS, HFSX, and exFAT file systems on Windows and Mac including Windows 10, 8.1, 7, etc. and Mac versions like Monterey, Catalina, Mojave, High Sierra, etc.

Steps to Recover Lost Partition on External Hard Drive

Step 1: Download and install Remo Recover on your Windows or Mac computer and connect your external HDD.

Step 2: From the main screen select the external drive from which you want to recover data.

List of Drives

Note: In case your partition is corrupted then there are chances that you will not be able to access your drive. You can select the option Can’t find the drive?

Step 3: Click on the Scan option to initiate the scanning process.

Scanning Drive

Note: Once the Quick Scan is completed, the tool automatically starts Deep Scan. You can click on the Dynamic Recovery View to see the recovery results.

Step 4: Go to the Lost Partition to find your lost exFAT drive data. You can also Enter the file name in the Search bar to locate the file manually.

Step 5: Finally, select the lost files which you want to restore and click on the Recover option to get back the recovered files to the desired location.

Click on Recover

Tips: Select a different drive to save the recovered files instead of the original one.

Key features of Remo Partition Recovery Software

  • Advanced Dual Scan technology that enables sector level scans to facilitate data recovery even from lost, corrupt or inaccessible partitions.
  • Works on iDS(Instant Data Sorting) Technology that helps users to quickly locate and preview data or files they need.
  • Advanced Filter to help users find the important file they need just by adding File Type, Size or Modified date.
  • Facilitates an option called "Save Recovery Session" which avoids rescanning of the drive again and again taht saves your valuable time.
  • You can locate the required files by specifying their unique features like size, name, location, creation date and extension.
  • Recover lost data from formatted partitions, even after re-installing Windows.

Methods to Recover Lost Partition on External Hard drive Without Software

We have covered two tested methods you can try to recover a hard drive partition for free. Follow these free partition recovery methods one by one to check hard drives for errors and recover data manually.

Note: These methods might be time-consuming and might require technical knowledge.

Method 1: Run CHKDSK Command

All Windows computers will have an in-built disk-checking utility called CHKDSK that scans and repairs your hard drive, even if it’s an external HDD. It will verify the file system integrity of the volume and attempt to fix logical file system errors.

  1. In the search box on the taskbar, type “cmd”. From the search results, right-click on “Command Prompt” and select “Run as administrator”.

  2. In the Command console, enter the following command and press Enter: chkdsk F: /f (Just make sure you replace “F” with the assigned letter attributed to your external HDD.

  3. Scanning might take a while, depending on the size of the external hard drive. After the scan is complete, close the CMD console and then reboot your computer to check whether the drive is functioning again.

Note: This method can help you to recover data from a corrupt or damaged hard drive.

Method 2: Assign a New Drive Letter

Often, a partition that doesn't have a drive letter appears lost. A new drive letter can be assigned easily using Disk Management:

  • Click on Windows + X.
  • Search for Disk Management from the list and open disk management.
  • Locate the missing partition and right-click it.
  • change drive letter and paths

  • Click on Change Drive Letter and Paths.
  • click on add

  • Click on Add and pick the drive letter which is related to the external hard drive.

These methods will assist you in determining whether the hard drive has errors, is corrupt, or simply appears to be lost. Even after attempting these methods, if you are unable to locate the partition on your hard drive, your only option is to use credible partition recovery software such as Remo Recover.

Beneficiary tips to avoid data loss

  • Always have an extra copy of essential files in secured storage device
  • Avoid removing external hard drive suddenly in between data transfer process
  • External hard drive should not be used after data loss or deletion


External hard drives are a useful way to store files, but they can sometimes lose data. If you can't find a partition on your external hard drive, don't panic and try not to erase anything. Instead, you can use reliable tools like Remo Recover to get back the missing partition without making things worse.

Frequently Asked Questions

The system typically removes its assignment for that location on the hard drive when a partition is deleted, allowing that region of memory to be overwritten as necessary. But you still have the option to restore the partition using a recovery tool as long as that region of the storage device is still intact.

To recover a deleted partition in Windows 11, use data recovery software that is fully compatible with the operating system. Remo Recover is a great option:

  • Download and install Remo Recover on your Windows 11 computer.
  • Launch Remo Recover and click on the storage device with the missing partition.
  • Click on Scan and wait for the tool to list the recovered data from the hard drive partition.
  • Select a safe recovery destination by clicking the Recover button.

To recover a hard drive partition on Mac OS, use the Remo Mac Data Recovery:

  • Download and install Remo Mac Data Recovery Software.
  • Click on Recover Volumes or Drives, then click on Volume Recovery.
  • Select the external Drive from which you want to recover data and click on Next.
  • On the next screen, you can choose between a standard scan and an advanced scan. Select Advanced Scan to recover Volumes.
  • Now the tool displays the recoverable data from the Mac drive. Click on preview and then save the recovered data from Mac.

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