Also, it can recover data from unreadable, unmountable, formatted USB drives. IBoysoft Data Recovery for Mac is a free USB data recovery software for Mac that can recover documents, pictures, audio files, videos, and emails from a corrupted USB flash drive. Step 1: Recover lost data from corrupted USB flash drive with iBoysoft Data Recovery for Mac To recover lost data from corrupted USB flash drives, you can try a USB recovery tool such as iBoysoft Mac Data Recovery. Thus, a safer way to get this issue fixed is to perform USB drive file recovery on your Mac first, and then go to reformat this drive. That's to say, you are going to lose all your files on this USB drive if you don't have an extra backup of your documents, videos, photos, etc. However, the thing you should notice is that reformatting will erase your data on this drive totally. If First Aid failed to repair your disk, the file system of this USB flash drive is more seriously damaged: you are going to lose all your files on this USB drive if you don't have an extra backup of your documents, videos, and photos, etc! Solution 2: Recovering lost data and reformatting the USB flash drive Click First Aid in the top center and click Run to repair this drive.Find and select the corrupted USB flash drive in the left sidebar of Disk Utility. Choose Utilities and then select Disk Utility therein and launch it.Open Finder on your Mac and select Go from the Finder menu at the top of your screen.It's a built-in disk repair tool to check and verify some minor errors on disks without data loss.įollow these steps to repair a corrupted USB external drive with First Aid: The Apple OS contains a Utility called First Aid and this is your first choice to repair a USB flash drive, pen drive, and other external drives on your Mac. Solution 1: Repairing corrupted USB flash Drives with First Aid utility There are two feasible solutions to repair a corrupted USB flash drive, let's have a look. However, if your USB flash drive was corrupted because of logical disk errors, you can indeed try to repair it by yourself. How to repair corrupted USB flash drives using the native macOSįor physical damage, the only solution you can resort to is to send it to a local repair store for specialists' help. Now that you know what can make your drive corrupted and unreadable, you can go ahead and attempt to repair the USB flash drive. For example, you might have dropped it accidentally, or the drive may have overheated and then stopped working due to compromised solder points on its internal printed circuit board. Other hardware damage can also make USB drives corrupted. Possibly, you saved some documents like emails, and videos that contain a virus to your USB drive, as a result, the disk is infected and the file system is corrupted and cannot be normally accessed. (Note: we are using the terms 'flash drive' and 'disk drive' interchangeably here) Also, removing a mounted drive without first warning the host OS that you are intending to 'eject' or remove the disk can result in USB flash drive corruption. Many people abruptly unplug external drives like USB flash drives when files are still transferring, before the data has fully arrived on the target destination. It's one of the most common causes of disk corruption. Here, we list some common reasons that can render your USB drive corrupted. Is there any way that I can repair the corrupted USB flash drive without losing data? It's really a terrible disaster that is messing up my school life as I have all my school stuff like assignments and such stored on the USB. I have a little 2 GB USB flash drive which has been working for a year and just stopped recently.no idea why. How an external USB flash drive becomes corruptedįor many users who regularly use a USB flash drive for simple file storage and transfer, it's hard to figure out why a USB drive suddenly becomes corrupted and unreadable on the Apple/Mac computer, as seen in our example below: How to prevent external USB drives from becoming corrupted How to repair corrupted USB flash drives using the native macOS How an external USB flash drive becomes corrupted This post explains 6 solutions to repair an unreadable USB on Mac due to reasons like corruption, encryption, or connection issues. How to Fix Unreadable USB Flash Drives on Mac without Data Loss
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