Best Software To Fix Usb Flash Drive Mac
My USB flash drive keeps popping up a message, saying that it is unreadable and corrupted. I know formatting it may be useful however I don't wanna lose any data. So, how to fix the corrupted flash drive without formatting it?
Usually, various reasons may lead to a flash drive corruption, including catalog file damaged, internal file system errors, sudden power off, improper operation, force restart, virus or malware attacks, etc. No matter what the cause is, the corrupted flash drive will turn to be unreadable or unrecognizable by the operating system. Thus, you will have no access to the files stored on it.
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- Next, remove the USB drive safely (right-click on the USB drive icon and select “Eject”). Disconnect the USB flash drive. After that, your flash drive should work properly. However, this is not always the case. The best USB flash repair tool for your data. Good software is the main and best USB repair tool.
- If the USB flash drive appears to be corrupted, e.g., when Mac cannot detect it or refuses to mount the drive, make sure that it was properly prepared. MacOS has a built-in tool that can help fix an unreadable USB flash drive on Mac: Disk Utility. After selecting the drive in the Disk Utility, click on the First Aid button to verify the device.
In this article, we're going to share with you 3 different methods to fix a corrupted flash drive without formatting or losing any data.
How to fix a corrupted flash drive without formatting it?
Method 1: Use CMD commands to fix the corrupted flash drive without formatting
When a flash drive gets corrupted or damaged, it refuses to open. If you don't wanna lose data through formatting, the best way to fix a corrupted flash drive is using CMD command. Just keep in mind that you must type the command lines carefully to prevent any unexpected errors to the system.
Step 1: Plug in the corrupted flash drive to your computer.
Step 2: Type 'cmd' in the search bar and press Enter on Windows 10. You can also press Windows key + R to launch the search bar and type in 'cmd' on Windows 7/8.1.
Step 3: Type the following command - 'chkdsk /X /f USB drive letter:' or 'chkdsk USB drive letter: /f'. Please replace USB drive letter with the drive letter of corrupted flash drive. Here the testing flash drive letter is G, so the input should be: 'chkdsk /X /f G:' or 'chkdsk G: /f '.
Step 4: If it prompts 'Windows has made corrections to the file system. No further action is required.', it means the corrupted flash drive has been fixed without formatting.
Method 2: Fix a corrupted flash drive without formatting on PC
Windows PCs can fix the corrupted flash drive by itself, no formatting needed. Just follow the steps.
Step 1: Plug in the corrupted flash drive to your computer.
Step 2: Go to This PC (on Windows 10) > Removable Disk.
Step 3: Right click the corrupted flash drive and click Properties from the menu.
Step 4: Click on Tools tab and click Rebuild button. The scan process will begin.
Step 5: After scan process finished, close the window.
Step 6: Eject the flash drive and then re-plug in again.
Hopefully, the corrupted flash drive should be fixed successfully without formatting, and you'll have access to the data within it.
Method 3: Recover lost data from corrupted flash drive and then fix it
If the methods above failed, the only way to fix the corrupted flash drive is to reformat it. But before that, you can safely recover lost data with reliable flash drive data recovery software, likeiBoysoft Data Recovery.
Besides fixing corrupted flash drive without formatting, iBoysoft Data Recovery is also able torecover lost data from RAW USB flash drives,recover lost data from formatted hard drives,recover lost data from corrupted SD cards, CF cards, memory cards, Pen drives, etc. on Windows 10/8.1/7.
How to recover lost data from corrupted flash drive before formatting with iBoysoft Data Recovery?
Step 1: Download and install iBoysoft Data Recovery on your computer.
Step 2: Launch iBoysoft Data Recovery and choose the corrupted flash drive. The program will start scanning the corrupted flash drive for lost files.
Step 3: Preview and choose files you want to recover.
Step 4: Click 'Recover'. Please restore the recovered files to a different drive. Make sure you have all the expected data back.
After the recovery process finished, you can fix the corrupted flash drive by formatting. Then, you can re-use this flash drive and stored data on it.
Still have questions?
You need a USB repair tool when your USB flash drive is corrupted or unrecognized by your computer. Symptoms such as that you can't access data in the drive or you are seeing errors like 'please insert the disk into removable disk', 'you need to format the disk before using it', 'raw drive', 'flash drive not formatted' all indicate that the USB drive is corrupted and needs to be repaired.
The most important task in USB drive repairing is to recover data from the corrupted or damaged drive. Therefore, this post will start with USB drive data recovery tool to extract files from the problematic flash drive, then cover 3 flash drive repair tools to fix your drive back to normal. Here we go.
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Before USB Repair: Recover Data from USB Drive
Some USB flash drive repair tools will format your USB drive(which will erase everything) to fix its software problem. Therefore, if the files in the flash drive matter to you, before applying a USB repair utility to the drive, you may want to recover all your data from the broken drive.
Since you can't access what's inside the pen drive right now, you need to use FonePaw Data Recovery, a software utility that can recover files from a corrupted flash drive and save them on a computer. Pictures, videos, documents(.doc, .pdf, .xls, etc.), audio files can all be extracted from the USB drive with FonePaw Data Recovery.
It takes 4 steps to get back files from a USB drive with the FonePaw utility.
Step 1 Run Broken USB Data Recovery Tool
Download FonePaw Data Recovery to your Windows or Mac computer.
After installation, run the utility.
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Step 2 Recognize the USB Flash Drive
Plug the corrupted flash drive to your computer. The FonePaw tool will recognize the connected storage device and show it under Removable Device.
Tick the checkbox before the USB drive and tick the types of files to recover.
Click Scan.
Step 3 Restore Data from Corrupted USB Drive
The utility will scan the corrupted USB drive to restore data from it. If your needed files can't be found after a quick scan, click Deep Scan to get more files detected from the flash drive.
Step 4 Save USB Data to Computer
The files from USB drive will be organized in different categories.
Select the files and click Recover to save them on your computer.
With all your data back to your computer, you can use a flash drive repair utility to fix the corrupted USB drive.
Best software to free up space on mac.
USB Drive Repair Tool: Windows Disk Error Checking
The first tool you can use to repair a USB flash drive is the built-in disk repair tools in Windows and Mac computer.
USB Repair Tool on Windows
To use Windows' built-in USB repair software, follow these 5 steps.
Step 1Plug the USB drive into your computer.
Step 2 Find the USB drive in File Explorer, right click on it and select Properties.
Step 3 Under the Tools tab, click Check in Error Checking section.
Best Software To Fix Usb Flash Drive Mac Pro
Step 4 A new pop-up window appears. Click Scan and repair drive.
Step 5 The tool will scan the USB drive and repair USB drive errors if it can find any.
USB Repair Tool on Mac
First Aid on recovery mode can serve as a computer flash drive repair tool on Mac.
Step 1 Restart your Mac and press Command + R during the reboot until the Mac boots into recovery mode.
Step 2 Click Disk Utilities(Utilities) > Disk Utility.
Step 3 Select the connected USB drive under External and click First Aid to run it.
Step 4 Wait until the repair to complete. Click Done.
USB Drive Repair Tool: CHKDSK Utility
CHKDSK, short for check disk, is a Windows utility that can be used to check and fix errors on a drive. Therefore, you can use the utility to repair a corrupted USB drive.
Step 1 Open Command Prompt on Windows XP, Vista, 7, 8, 10. You can find it from Start menu and search 'cmd' in the search bar.
Step 2 Remember the drive letter of the corrupted USB drive.
Step 3 Enter chkdsk f: /f /r /x. F is the USB drive letter on my computer. Replace f with the drive letter of yours.
Understand the CHKDSK commands
/f: fix errors in the USB drive.
/x: Dismount the USB drive.
/r: Locate bad sector on the flash drive and recover data from it.
If the USB repair tools fail to fix the corrupted USB drive, you will need to format the USB drive to get the problem fixed. Before formatting the drive, try FonePaw Data Recovery to extract your data from the damaged USB drive and then get corrupted flash drive fixed.
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