If your USB flash drive suddenly becomes write-protected, shows "no media" in Disk Management, or reports a capacity of 0 bytes, it is likely not physically broken. Instead, the firmware on the flash memory controller has corrupted. For flash drives running on Firstchip FC1178 or FC1179 controllers, the definitive solution to revive the hardware is .
Look at the line. It must explicitly read FC1178 or FC1179 .
Click the prominent button located at the top-right corner of the window. Firstchip Mptools V1.0.4.3 Fc1178 Fc1179
is a proprietary low-level formatting and firmware flashing utility designed exclusively for USB flash drive controllers manufactured by Firstchip (First Chip Microelectronics Co., Ltd.). The "MP" in MPTools stands for Mass Production —a reference to the factory process where hundreds of drives are initialized, bad-block scanned, and formatted simultaneously.
Recovering Dead USB Drives: A Complete Guide to Firstchip MPTools V1.0.4.3 (FC1178/FC1179) If your USB flash drive suddenly becomes write-protected,
Confirm that the readout explicitly says or FirstChip (FC1179) . Step-by-Step Guide to Flashing with MpTools V1.0.4.3
This process performs a low-level format. All data on the target USB drive will be permanently erased and cannot be recovered. Look at the line
Temporarily disable your antivirus software, as low-level USB tools often trigger false positives.
: Always run the application executable as an Administrator to grant it appropriate system permissions. Step 3: Step-by-Step Flashing with FirstChip MPTools
: MPTools interacts directly with hardware registers. Security suites often mistake this low-level behavior for a Trojan.