Solution 2: Recover lost data and reformat the corrupted USB flash drive Step 4: Click First Aid in the top center and click Run to repair this drive. Step 3: Find and select the corrupted USB flash drive in the left sidebar of Disk Utility. Step 2: Choose Utilities and find Disk Utility to launch.
Step 1: Open the Finder on your Mac and click Go at the upper right of your desktop.
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 corrupted USB external drive with First Aid. Solution 1: Repair corrupted USB flash drive with Disk Utilityĭisk Utility First Aid is your first choice to repair USB flash drive, pen drive, and other external drives on Mac. There are two feasible solutions to repair corrupted USB flash drive, let's have a look. However, if your USB flash drive was corrupted because of logical disk errors, you can try to repair it by yourself indeed.
How to repair corrupted USB drives on Mac?įor physical damage, the only solution you can resort to is to send it to a local repair store for specialists' help. For example, you might have dropped it accidentally, or the drive was overheated and then stopped working.Īfter knowing what makes your drive unreadable, you can go head to repair this USB disk. Other hardware damage can also make USB drives corrupted. Possibly, you saved some documents like emails, videos that contain a virus to your USB drive, as a result, the disk is infected and the file system is corrupted. Many people abruptly unplug external drives like USB flash drive when files are transferring, while the data is not settled down probably. It's one of the most common causes for disk corruption. Therefore, we list some common reasons that could render your USB drive corrupted. Is there any way that I can use to repair corrupted the USB flash drive without losing data?" It's really a terrible disaster which 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.