Repairing a corrupted USB Flash drive is easy today .Follow Flash drive repair tutorial to learn how to fix a malfunctioning USB flash drive that not recognized by computer or have format issues .

First step of our USB flash drive repair tutorial is fixing the flash disk without formatting because may be it have important files so you need to save them .there is  many reasons that can make USB pen drive data to be inaccessible as example USB flash drive not working , not detecting ,format error message appears every time you connect the flash drive . So now the question is how can we  recover the important files from the USB  drive when it is damaged or unresponsive? .We will offer 45 way to repair USB thumb drive and you can try it one by one until you get back your Flash disk .

We can use this way before we do anything , may be  is unable to assign drive letters (like C, D, E) to the flash drive . Because of that reason we can't access the data inside our pen drive .To fix this issue please follow the instructions below .

• Plug in USB pen drive to your Laptop or Computer .
• Right Click on Computer then Choose Manage .
• Click on Disk Management ,you will see all storage device connected .
• Right Click on your USB flash drive  then choose "Change Drive Letters and Paths ..." .
• Click on Change then Choose another Letter to assign to your flash disk .
• Click OK .
• Remove your flash disk then plug in again .
• Try to open it now .If this way not worked please use the next method .

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Sometimes there is errors with the flash drive and needs only to be corrected not formatted .In this method we use the simple Windows error checking "Scan and Repair drive " .

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We will use this method if we plug in the flash drive to PC USB port and computer not able to detect it .You can uninstall the flash drivers from Windows then reinstall it .This method may fix the flash drive problem .

To Reinstall the USB flash drivers from Windows Manager ,follow the instructions :

• Insert your corrupted USB flash disk to your PC .
• Right Click on Computer and choose Manage .
• from the left side click on Device Manager .
• Click on Disk Drives .
• Right Click on Your flash drive .
• Click Uninstall drivers .
• Restart your PC .
• Computer will automatically reinstall the flash drives and it will work good .

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1-4 Repair corrupted USB flash disk by Using CMD without Formatting 

We can use CMD for recovering damaged USB flash drive without formatting . CMD  allows you to repair a corrupted USB flash disk without losing data inside.

To repair corrupted USB drive by using CMD (no format option ) please follow the instructions :

•  Insert your flash drive  to your computer.
• From Start Menu ( i use Windows 10 ) search for Windows System then right click on Command Prompt then click on Run As Administrator .
• CMD Windows will open  .
• Type this command  chkdsk G: /f    G is your flash drive label .
• Press Enter , CMD will correct all flash drive errors without formatting .

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1-5  Repair corrupted Pendrive by different ways 

Sometimes there is different reasons that make the USB flash drives not recognized by computer .One of this reasons is USB Port may be isn't works good so in this case try different USB port  .Another reason try to plugin USB flash drive to another PC and another operation system .If you try it in Windows 10 so try it in Windows 7 .

2-1 How to repair Corrupted USB Flash Drive Using Restore Device Defaults 

• Right click on your Thumb drive then choose format .
• As you see in the picture remove Quick Format .
• Click on Restore Device defaults ,you will see that the file system format changed to the original file system of the flash disk "sometimes become FAT32 " .
• Click Start to begin the full format of the flash disk .
• This method will clear all errors from the pendrive .

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2-2 Repair corrupted USB ThumbDrive by Using CMD (Format option )  

This method (DOS Method ) will be used to repair corrupted USB flash drive by making Full format (force format ) to the flash drive by using Diskpart command by CMD .This method can format and repair all corrupted flash drive types .

To force format of your flash drive by using CMD ,please follow the instructions :

• Insert your corrupted flash disk to your PC .
• Right click on command Prompt and Run As Administrator .
• CMD Window will open , type diskpart then press Enter .
• Another CMD window will open .Type " list disk " then press Enter .
• You will see all disks that connected in your PC.
• Disk 0 is your computer primary HDD , so look to the other Disk ant it's capacity .
• Type " select disk 1  ( flash drive disk ) then press Enter  . 
• type "clean " then press Enter .
• Wait until format your flash drive .
• Congratulations now your USB flash drive fixed and formatted well .

2-3 Fix corrupted USB flash disk by normal Windows format tool 

HP USB format tool looks like the Normal Windows Format tool in it's program interface and the same steps of formatting process .

To Download Portable Hp USB Disk Format Tool   

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2-5 Format damaged USB flash disk with Check Flash format tool

Check Flash 1.16.1 format tool supply a very useful tool for your corrupted USB flash disk checking. You can check the read/write speed of flash device, edit partition info, save and restore full drive and partition images beside MBR. You can perform a full drive or partition cleaning and testing at the highest with high speed.

To Download Portable Check flash format utility 

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2-6 Repair damaged USB Pendrive with USB Disk Storage Format Tool V5.3

USB Disk Storage Format Tool V5.3 is a free format utility helps users to format and repair their corrupted USB sticks .The Authorsoft utility can perform a low level format for USB flash drives that have format errors such as " Disk is write protected error Message , Please insert disk error message , Format disk error message ,raw file flash drive error and other format issues .

To Download Portable USB Disk Storage Format Tool 

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2-7 Repair corrupted and damaged USB flash disk by using USB Flash Drive Tester

USB Flash Drive Tester is a free software to test and repair corrupted USB flash drive sectors.USB flash drive tester software allows to you to test any removable disk such as memory card , mmc,cf and USB flash drive .This software can perform speed scan for bad sectors in your removable disk.Another advantage of this software is you can determine fake sizes of usb flash drive .The different benefit in USB flash drive tester software is supporting windows vista,7,10 .

To Download USB Flash Drive Tester 

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2-8 Fix damaged flash drives with HDD LLF Low Level Format Tool

HDD Low Level Format Tool is a free software has been programmed by hddguru Software .HDD low format tool can perform low level hard disk format also you can format any corrupted USB Flash drives that can't be formatted by HP USB Disk Storage format tool or any other format software .



HDD Low Level Format Tool software can repair hard disk sectors and clear partitions ,MBR and all data inside the hard disk for ever .HDD low level format software support the following operation system "MS Windows XP, Vista, 7, 8, Server 2003, 2008, 2008R2 "

To download HDD low level format software  

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2-9 Repair corrupted USB flash drive with Martik USB Disk Formatter 

To Download Martik USB Disk Format tool 

2-10 Repair corrupted USB flash disk with  Urescue  format tool

Urescue  format tool support formatting  many  USB flash drive such as AData flash drive .Insert your flash drive to your computer then open Urescue formatter tool .If your USB flash drive is supported by Urescue format utility , you will see the previous picture .If Urescue  format software doesn't support your USB flash drive , you will get this message (device not found ) .

To Download Urescue  format tool  

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2-11 Repair Fake and corrupted USB Pendrives with MyDiskFix software 

MyDiskFix is a free software that can help users to restore the real size of  fake Chinese USB flash disks or SD memory cards.When you buy a fake USB flash disk from the internet from unknown sellers especially Chinese sellers and you found that you bought a 64 GB but the actual capacity of the flash drive is 8GB only !!.

To Download MyDiskFix format tool  

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2-12 Fix Corrupted USB sticks with Any Drive Formatter Tool

Sometimes when you try to open your USB flash drive , It not open and we got error messages such as "Please insert disk " , "Disk is write protected ",No Disk ,Format your Flash drive .When you format the flash drive by Windows normal format ,You got another error message "Windows is not able to format disk ". To repair USB flash drive formatting problems use Any Drive Formatter Tool .Any Drive Formatter tool  designed to format any corrupted usb stick .Any Drive Format utility is ver simple and looks like Normal Windows format tool .

To Download Any Drive Formatter software  

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2-13 Fix corrupted and broken USB Stick with Smartdisk Fat32 Format utility

Smart disk Fat32 Formatter utility is a great format tool for formatting your HDD ,External hard disk ,Memory card and USB flash drive.Smart Disk Fat32 format tool convert your files system type to Fat32 with one click .Smartdisk Fat32 format utility can repair Corrupted HDD and USB flash drive .This tool can format your large hard disk in short time to Fat32 .Also you can use SwissKnife software to format and repartition  your hard disk ,read this article "how to create usb flash drive partitions".

To download Smartdisk Fat32 Format software  

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2-14 Repair broken USB flash stick with MiniAide Fat32Formatter software

MiniAide Fat32 Formatter is a free FAT32 format tool designed by MiniAide Tech Development Company .Fat32formatter utility can format storage devices more than 32 GB with FAT32 file type such as USB flash drives , HDD ,external hard drive ,SD memory cards and more .FAT32 format tool allows user to check Disk partitions errors, initiating a disk defragmentation process, moving or resizing it.

To Download MiniAide Fat32Formatter software

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2-15 Repair corrupted USB Custom drive with Tokiwa FAT32 Formatter software

To Download Tokiwa FAT32 Formatter software

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• The first step of flash drive repair is determining your USB flash drive information to know which repair software will be suitable for this flash drive .
• To determine Flash drive information you can use many software such as ,Chip genius ,flash extractor , chip easy and many flash drive software but i prefer using Chip genius software .
• Now plug in your corrupted USB flash disk to your computer and Download Chip Genius from this link "Chip Genius Software v4.17" .
• Open Chip Genius software  , Once you connect the flash drive ,Chip genius will detect Flash information .Now the important parameters in the Chip genius report for us is three things :

1. VID , PID 
2. Chip Vendor
3. Chip Part-Number

• If the Chip genius detect the flash drive information correctly , You will get Chip vendor ,Chip Part- Number so we can repair the USB stick by Update firmware ,this means a software solution .But Sometimes Chip genius report doesn't show chip vendor ,chip part number or write unknown , in this way there is a hardware solution to make the flash drive recognized by computer and chip genius then use the software  "we will discuss it after finishing the software part ".
• Search in Google or in our flash drive repair website to find the suitable software .

Flash drive firmware Download  :

In this section of our Flash drive repair guide we will put the famous branded USB flash drives format tools that was produced by it's official company .

4-1 Repair corrupted Kingston USB flash drive by Kingston format tool

Kingston format tool allow to format and repair any Kingston or data traveler USB flash disk .It's a free portable format tool designed by the official company of Kingston USB Flash drives .

To Download Kingston format software 

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4-2 Repair corrupted Kingmax USB sticks with Kingmax Format tool

Kingmax recovery tool was designed by Kingmax Company to fix it's corrupted USB flash disks .It is very easy tool and work 100%.Kingmax Super Stick Recovery Tool V1.0.2.19 support most of Kingmax flash drives.

To Download Kingmax format utility 

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4-3 Repair corrupted ADATA USB flash disk with ADATA Format Tool 

ADATA USB Flash Disk Format Tool allows to format any type of AData USB flash drive.ADATA Format utility provide a low level format that can recover the default factory setting of ADATA flash drive .

To Download ADATA format software 

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4-4 Repair corrupted USB Transcend and Jetflash drives with Transcend Recovery Tool

Transcend Jet Flash Online Recovery tool is a new software tool developed by Transcend USB Drives Company  to repair and format Transcend Jet Flash USB flash drives that have formatting problems and write protected problems . If you have a Transcend flash drive or Jet Flash drive and not working Properly so you must use jet flash online format tool .Transcend format tool has many version that suitable with every jet flash model such as   JetFlash 620 ,JetFlash V15 ,JetFlash 200,JetFlash 220 .

To download Transcend Jetflash format tool 

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