Download Free USB Flash/Pen Drive Repair Tool and Recover Data

USB flash drives can become corrupt or damaged for a variety of reasons. Luckily you can fix your USB for free. Windows chkdsk and Windows disk error checking are able to repair errors on your disk from the command line. Afterward, with EaseUS data recovery software, you can get your data back from a failed pen drive without losing files.

Table of Contents

The Problem: Corrupted USB Flash Drive Repair Overview

USB flash drives, pen drives, thumb drives can easily get corrupted or result in device failure due to a virus attack, file system corruption, hardware malfunction, improper shutdown, and more.

When it happens, you have to repair the corrupted USB flash drive or pen drive to make the device work normally again. However, the method to repair a corrupted USB flash drive or pen drive is often a headache for users who don't want to lose data on their device. If the data is not of consequence, formatting the device will usually be a sufficient fix.

Fortunately, via the combination of a built-in Windows disk/USB repair tool and a third-party USB flash/pen drive data recovery software, you can repair a failed pen drive for free and recover all lost data.

Also read: How to recover deleted files in Windows 10

The Tools: Download Free USB Repair Tool & Data Recovery Software

When you search 'USB flash repair software' or 'pen drive repair software' on Google, a massive number of hard drive repair tools advertise to repair pen drives and recover data. But few of them work as well as they advertise.

Most software can only scan or find some existing data on the corrupted device. To fully resolve the USB corrupt error, you'll need more than just third-party repair software. 

Corrupted USB Repair Tools: No matter how your USB flash drive or pen drive became corrupted or failed, USB repair software combining with data recovery software will help.   

# First: Use the Windows disk check tool to repair the device.

  • CHKDSK command line and Windows disk error checking can work for repairing a corrupted storage device.

# Next: Download powerful data recovery software to get all of your data back.

  • EaseUS Data Recovery Wizard can restore all lost files from corrupted USB or pen drive in 3 steps. 
Damaged USB Repair Solution:
If your USB flash drive or pen drive gets physically damaged or broken, take your USB to a local external device repair center or a manual data recovery service shop.

The Procedure: Repair a Corrupted/Failed USB without Data Loss

Before you start, check if your corrupted USB or pen drive can be detected by Windows PC:

The first step is to check the disk and repair its errors. Afterward, use data recovery software to recover any missing or inaccessible data.

1. Run USB Repair Tool - CHKDSK Utility to Fix Corrupted USB or Pen Drive

To repair the USB drive, we will use the CHKDSK utility within the Command Prompt. There is also an alternative that does not use the command line that is shown below. 

Step 1. Insert the corrupted USB or pen drive to the USB port on your PC.

Step 2. Go to the search bar and type: cmd, hit Enter.

Step 3. Click cmd.exe and open Command Prompt as Administrator. (Sign in as Administrator with your account if the program asks for permission).

Step 4. Enter: chkdsk j: /f /x< /p>

  • Replace j: with the drive letter of your USB drive.

Repair USB pen drive with CMD

Syntax note
j: -- The drive letter. Replace with the letter of your USB drive
/f -- Will attempt to fix any errors on the disk
/x -- Will force the USB drive to be dismounted before initiating the scan
/r -- Will scan for and attempt recovery of bad sectors. It will take a longer time to scan the sectors and is optional, but it might be worth checking for bad sectors if your device is having issues
If you decide to use it, enter: chkdsk j: /f /r /x

CHKDSK Alternative - Repair Corrupted File System on USB Flash Drive

EaseUS CleanGenius is a user-friendly computer fixing tool that is both safe and lightweight. It's a perfect alternative to CHKDSK command. Use this one-click tool to fix the damaged file system easily.

Step 1.  DOWNLOAD EaseUS CleanGenius on your computer and complete the installation. 

Step 2. Run the software. Click "Optimization", and then choose "File Showing" . 

select the file showing option

Step 3. Select the drive with a corrupted file system. Tick the "Check and fix file system error" option and click "Execute".

fix file system

Step 4. Wait the tool performs the repairing task. After that, click the "View" button to check the drive.

fix file system

CHKDSK Alternative - Check Disk with USB Flash Drive Error Checking

You may also do this same task using the Error-checking in the device properties menu. It can be more intuitive if you are not very comfortable with the command-line syntax. For Windows 10:

Step 1. Insert the corrupted USB to your PC via the USB port.

  • Go to File Explorer > This PC.

Step 2. Right-click on the USB device, select Properties.

Go to device properties - Windows free pen drive repair software

Step 3. Go to Tools, click the Check button under Error checking.

Error check disk button - Windows free pen drive repair software

Step 4. Select Scan and repair drive.

Automatically scan and repair drive- Windows free pen drive repair software

Step 5. Continue to follow the wizard interface, it will prompt you to automatically fix disk errors if any error is detected.

2. Recover Data After Repairing Corrupted USB Flash Drive/Pen Drive

EaseUS file recovery software - Data Recovery Wizard is 100% secure. With this software, you can use one of the best data recovery software to get everything back with no limitation.

It supports USB pen drive, flash drive, or other removable storage devices of all major brands such as Sony, Transcend, SanDisk, Kingston, Apacer, Panasonic, PQI, Toshiba, Super Flash, and Ridata.

EaseUS Data Recovery Wizard is incredibly simple to use. The steps to recover data from a USB drive are as follows:

Step 1. Connect USB flash drive to your computer. Open EaseUS Data Recovery Wizard and hover on USB device. Click "Scan" button to start looking for lost files on PC.

Step 2. When the scan completes, you can apply the "Filter" feature or the click the search box to quickly find the lost files from USB.

Step 3. Preview the files you want to recover. Click the "Recover" button to restore files. Check video tutorial here.

Notice:
When restoring data from the USB or pen drive, save the files to a different location than where you originally lost them.

To thoroughly repair your USB and be sure that it is in perfect working condition after fixing it, you can back up the data to your computer, reform the device, and restore it.

Conclusion

For software or driver issues, you can scan and repair a flash drive using your computer's built-in repair utility. If you lost data after USB corruption, you could use EaseUS data recovery software. This data recovery software can easily retrieve lost files from corrupted flash drive, SD card, hard drive, and external hard drive. Download EaseUS USB data recovery software and get back data with ease. 

USB Flash Drive Repair Frequently Asked Questions

You have learned about the best USB repair tool to fix a corrupted or damaged USB drive. And always keep your data safe before repairing the USB drive. However, not all of the USB repair tools and solutions are reliable. If you still have problems, read the following questions and answers.

Can you fix the corrupted USB drive?

Yes. You can fix a corrupted USB using CHKDSK. Here are the steps:

Step 1. Plugin your USB flash drive or pen drive to your computer.

Step 2. Go to the start menu, type in "cmd" in the search bar, hit enter, and then see something named "cmd. exe" in a list of programs. 

Step 3. Right-click "cmd. exe", run as administrator, and type "chkdsk /X /f G:" or "chkdsk G: /f" (replace G: with the drive letter corresponding to your USB drive). The chkdsk operation will then start to repair the damaged USB drive.

How do you fix an unrecognized USB flash drive?

There are several ways to fix an unrecognized USB drive. Here are the methods:

  1. 1. Recover files and format RAW USB
  2. 2. Update unallocated USB drivers and create a new volume
  3. 3. Change the USB drive letter
  4. 4. Check USB port, change the USB connection
  5. 5. If none of the above fixes work, take USB to a local device repair center for manual repair

Why is the USB drive corrupted?

The USB storage media is prone to be corrupted/damaged due to the following reasons:

  • Virus attack
  • Abrupt removal
  • Sudden power outage and more

Why can't I see my USB drive in Windows 10?

If there is something wrong with your USB driver, the USB flash drive will not appear in Windows 10 File Explorer and may show up as unallocated space under Disk Management.

Was This Page Helpful?

Updated by Cedric

Cedric Grantham is one of the senior editors of EaseUS who lives and works in Chengdu, China. He mainly writes articles about data recovery tutorials on PC and Mac and how-to tips for partition management. He always keeps an eye on new releases and likes various electronic products.

Read full bio

Written by Roxanne

Roxanne is one of the main contributors to EaseUS and has created multiple posts on digital devices like PCs, Mobile phones, tablets, Mac, etc. She loves to share ideas with people of the same interest.

Read full bio

Product Reviews

TrustScore 4.7 | 323 reviews
  • EaseUS Data Recovery Wizard is a powerful system recovery software, designed to enable you to recover files you’ve deleted accidentally, potentially lost to malware or an entire hard drive partition.

    Read More
  • EaseUS Data Recovery Wizard is the best we've seen. It's far from perfect, partly because today's advanced disk technology makes data-recovery more difficult than it was with the simpler technology of the past.

    Read More
  • EaseUS Data Recovery Wizard Pro has a reputation as one of the best data recovery software programs on the market. It comes with a selection of advanced features, including partition recovery, formatted drive restoration, and corrupted file repair.

    Read More