As long as the USB drive is detectable by your computer, it is possible to extract the data inside. In this case, you should not format the USB drive. When your USB drive is inaccessible through computer, the files are still there. Recover Data from Corrupted USB Flash Drive without Data Loss If you’re suffering the worry of losing precious photos or just want to prepare for such a situation, please read through this flash drive repair tutorial to make your USB drive or pen drive work again and recover the hidden files.įix 1. However, those portable drives could be corrupted or unresponsive due to various accidents or mistaken operation, causing the stored data inaccessible. Though there are a few drawbacks, such as the 4GB limit for FAT32, USB flash drive is one of the most commonly used electronic devices in study and work for transferring important documents and multimedia files among computers. How to Repair USB Flash Drive Not Recognized without Losing Data