This is the definitive solution for "13fe USB Disk 50x" devices that are bricked.
If data is not needed or after extraction, initialize the disk in Disk Management as MBR or GPT, create a new partition, and format as exFAT or NTFS.
If the Phison MPALL tool seems too daunting, you can try a few less aggressive software fixes before you give up. 13fe usb disk 50x usb device recovery
Before attempting to "fix" or format the drive, use professional recovery tools to extract existing files. Flash Drive No Media Error - Hardware & Infrastructure
Search for or "Phison Format Restore" tool matching your controller version (e.g., MPALL v3.63 for PS2251-50). These tools are not officially distributed by Phison but are available via USB repair communities. Use antivirus scans —some versions may contain false positives due to low-level hardware access. This is the definitive solution for "13fe USB
Note: If the data is critical and unique, MPTool usage is discouraged without a bitwise image, as improper configuration can permanently brick the device.
Plug your flash drive into a on the back of your motherboard rather than a USB 3.0 port, as older Phison controllers show better stability on older USB protocols. Select the drive within the software and run a Deep Scan . Before attempting to "fix" or format the drive,
When a healthy USB drive is connected, Windows reads its firmware and reports the correct brand and capacity (e.g., "Kingston DataTraveler 16GB"). When you see "13FE USB Disk 50X," it means the computer can still communicate with the USB controller chip, but the controller cannot access the actual NAND flash memory. The device is essentially "brain dead"—stuck in a factory test mode or a low-level state called .
There are two paths depending on your goal: saving the or restoring the functionality of the drive.