This indicates a generic generic fallback profile. Usually paired with a Product ID (PID) like 5100 , this string means the device has booted into a basic hardware safe mode because its custom manufacturer settings are missing or corrupted.
It proves the device is communicating. The computer sees the Vendor ID. It recognizes the device as a "USB Disk." The basic handshake between the metal connector and the motherboard has succeeded.
To understand how to fix the issue, you must decode the string that Windows reads from the device's firmware:
Before fixing, you need to know exactly which Phison controller you have. Use the Flash Drive Information Extractor (a free utility) to get the specific "Controller" (e.g., PS2251-67, PS2251-68). 3. Use Phison Restore/Format Tool
: Plug the USB drive directly into the computer rather than an unpowered USB hub. 13fe usb disk 50x usb device
If it shows as "50x USB device" but with , the controller has likely entered "safe mode" (firmware crash). You have two options:
If the drive still shows "No Media" after firmware attempts, the NAND flash chip inside has likely physically failed Spiceworks Community . In this case: The drive is typically unrecoverable through software. Check if it is under warranty with manufacturers like Silicon Power , which frequently use these Phison controllers Kingston Technology
sudo fdisk -l /dev/sdb # Replace sdb with your device sudo hdparm -I /dev/sdb # Shows real model if available
If a drive suddenly appears as "13FE USB DISK 50X" with a "No Media" status, it often indicates a controller failure or firmware corruption. Troubleshooting steps include: Flash Drive No Media Error - Hardware & Infrastructure This indicates a generic generic fallback profile
NAND flash memory has a finite number of read/write cycles. When critical data cells die, the controller locks the partition to prevent further damage, rendering it "Read-Only" or triggering "No Media". Step-by-Step Diagnostic and Recovery Process
Your drive usually shifts into this emergency fallback state due to one of three common triggers:
From the naming pattern, is likely a USB Vendor ID (VID) . In the USB specification, 13fe is typically assigned to Phison Electronics Corp. — a controller manufacturer, not a retail brand. 50x might refer to a product family or firmware version.
Right-click the and select Uninstall device . The computer sees the Vendor ID
The 13FE USB disk 50X USB device is a high-speed USB flash drive designed to provide fast and efficient data transfer. The device boasts a impressive data transfer rate of up to 50X, making it one of the fastest USB devices on the market. With its compact design and lightweight construction, the 13FE USB disk 50X USB device is perfect for individuals who need to transfer large files on the go.
: This is a common symptom where the computer recognizes the "reader" (the controller) but cannot find any actual "storage" (the memory chip) to read from. Spiceworks Community Potential Fixes
"Phison MPALL" or "Phison Formatter 13FE" in tech forums.