When utilizing an external hard drive for file storage, the data is not entirely secure, and you may encounter partition loss due to accidental deletion, computer viruses, corrupted partition tables, or disk errors. How can you recover a lost partition on an external hard drive? Continue reading to discover detailed tutorials for each approach.

Solution 1: Recover Data from Lost Partitions on an External Hard Drive using Recovery Software

Have you experienced accidental partition deletion? You can utilize professional partition data recovery software - tools Data Recovery Wizard to retrieve data from lost partitions on an external hard drive. Download and install the software now, and we'll guide you through the detailed steps to help you recover your data.

By the way, you should be aware that continuous data writing to this external hard drive will make recovery more difficult. Hence, cease using the disk once the partition gets deleted or lost.

The Data Recovery Tool simplifies the process of recovering data from deleted partitions on an external hard drive. With its assistance, you can retrieve numerous deleted photos, Microsoft documents, and videos from the lost partition on your external hard drive. This recovery solution is also effective in helping you recover formatted external hard drives.

Let's begin the recovery process now:

Step 1. Select and scan the lost partition

Launch the Data Recovery Wizard, select "Lost Partition," and click "Scan" to search for all lost data. If there are numerous lost partitions, you can identify them by their partition size.

Note: Since the Windows system does not support the Linux file system, the Ext2 or Ext3 partition will be identified as a lost partition without a drive letter in the software. If you wish to recover data from an Ext2/Ext3 partition, please follow these steps.

Select the lost partition to scan

Step 2. Filter the scanned results

Since there'll be many scanned files, you can choose a file category for quick filtering, like Pictures, Videos, Documents, Audio, and Others. Or, if you recall the file's name, simply search it in the upper-right corner's search box.

check all found files

Step 3. Preview and recover data from the lost partition After the scanning process is complete, you can preview the found files in the scan results. Select the files you wish to recover and click on "Recover" to save them to a secure location on your computer or an external storage device. Make sure not to save the recovered files back to the original lost partition to avoid overwriting any other potentially recoverable data.

Before recovery, you can preview the file to ensure it's the data you need. Select all the files you require and click "Recover" to restore them.

recover files from lost partition

Have you successfully retrieved data from the erased partition on the external hard drive using any tools? If so, you can share this information on social media by clicking the buttons below.

 

Fix 2: Recover Lost External Hard Drive Partitions with TestDisk

How much are you familiar with TestDisk? It's an open-source partition recovery software. If you're not comfortable with advanced command-line operations, it's advisable to opt for user-friendly data recovery software.

追踪线索并尝试使用TestDisk来恢复丢失的分区:

Step 1. First, download TestDisk from the official website and run the executable files to install it.

Step 2. Upon launching the tool, you should select "Create" to generate a new log file.

Reading the disk location while creating the log file

Step 3. Next, you'll see all the detected drives. Select the target external hard drive that has lost its partitions. (You can use the up/down arrow keys to choose.) Press Enter to proceed.

select the hard drive with lost partitions

Step 4. Choose the type of partition table and proceed.

Step 5. Select "Analyse" to analyse the current partition layout and search for any lost partitions.

search for lost partitions

Step 6. Select "Quick Search" to initiate the scanning process.

identify missing elements or errors

Step 7. Once all the detected partitions are listed, press 'P' to view the files. To retain the partition layout, hit 'Write' and then 'Enter' to proceed.

Step 8. A prompt will appear asking you to confirm that the partition table was written. Click "Yes" to confirm the action, then restart your computer.

Solution 3: Recover Lost Partitions on External Hard Drive using Command Prompt

You can also utilize the Command Prompt to recover accidentally deleted partitions. To perform partition recovery on an external hard drive, you'll need to employ the diskpart command line tool. Follow the tutorial below and prepare accordingly:

Step 1. Summon the Command Prompt in Windows using the search box. Make sure to run CMD as an administrator.

Run CMD as administrator

Step 2. Enter each of the following commands one at a time, replacing the number and drive letter with the correct ones.

diskpart
list disk
select disk 1
select volume 1
assign letter g

Translation:

Open Diskpart utility
List all disks
Select disk number 1
Select volume number 1
Assign the letter 'G' as the drive letter

Upon entering these commands, you can now access files within the lost partition. You can also utilize the Command Prompt to recover deleted files.

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recover lost partition on external hard drive using cmd

Recover Lost Partition on External Hard Drive with CMD

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Solution 4: Locate Lost Partitions and Recover Data with Data Recovery Services

When faced with issues and data loss on an external hard drive that you're unable to resolve yourself, it's time to seek assistance from experts. While external hard drive recovery software, like the ones mentioned in this resource, can be useful in retrieving most lost files from the external HDD, recovering data from a corrupted or formatted disk can be challenging. This is where professional data recovery services come into play. Our experienced engineers can assist you in resolving numerous problems across various devices. Click on the link below to get a complimentary professional recovery assessment right away!

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Consult with Tools data recovery specialists for personalized manual recovery assistance. Following a FREE diagnosis, we can provide:

  • Repair of corrupted RAID configurations, unbootable Windows operating systems, and damaged virtual disk files
  • Recovery/reconstruction of lost partitions and repartitioned drives
  • Unformatting hard drives and repairing raw drives (including Bitlocker encrypted drives)
  • Resolution of disks that have become protected by GPT partitions

底线

Not sure which solution to choose for performing partition data recovery on external hard drives? We recommend the first solution, using the tool Data Recovery Wizard. It's the simplest method and is suitable for most external hard drive users.

If you'd like to learn more about this recovery tool, the following passage might be helpful.

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tools Data Recovery Wizard review

Comprehensive Review of tools Data Recovery Software [ Tested in 2023 ] - tools

tools Data Recovery Wizard is a user-friendly data recovery software. In this article, we will provide a complete review of this utility. Read more >>

FAQs on External HDD Partition Recovery

The following three questions and answers will provide you with more insights about our subject:

1. How can I recover a lost partition on an external hard drive?

You can recover lost partitions on an external hard drive using the following methods: 1. **Using Data Recovery Software**: Numerous data recovery software tools are available that can help you locate and restore lost partitions on your external hard drive. Some popular options include tools Data Recovery Wizard, Recuva, and Disk Drill. These programs scan the drive for deleted or lost partitions and provide an option to recover them. 2. **Windows built-in Partition Recovery Tool**: If you're using a Windows computer, you can try the built-in utility called "Disk Management." This tool might be able to detect and repair lost partitions. To access it, right-click on the Start button, select "Disk Management," and then look for any unallocated space that might correspond to your lost partition. 3. **Linux Live USB/DVD**: Booting your computer from a Linux distribution like Ubuntu or Linux Mint using a USB or DVD can give you access to various disk utilities, such as GParted, which can help recover lost partitions. GParted allows you to view and manipulate partition tables, and in some cases, it may be able to recover a lost partition. 4. **Professional Data Recovery Services**: If the above methods don't work, consider contacting a professional data recovery service. They have specialized tools and expertise to handle complex cases of lost partitions or damaged hard drives. Remember to always backup your important data regularly to avoid potential loss in the future.

    • Data Recovery Wizard (Professional recovery tool)
    • TestDisk
    • Command Prompt
    • Data Recovery Services

2. Why did the partition on my external hard drive disappear?

The partition on a hard drive can become lost due to various circumstances, such as accidental deletion, corrupted file systems, hard drive failure, malware attacks, computer viruses, etc.

3. How do I retrieve data from a missing external HDD partition?

It is prudent to opt for Data Recovery Wizard as a tool to retrieve data from a lost external hard drive partition. This functional utility enables you to effortlessly regain a wide range of files from the missing partition, such as photographs, documents, emails, and videos.