When this controller's internal parameters get corrupted due to unsafe removal, power surges, or bad memory blocks, the drive locks down. Normal formatting tools built into Windows or macOS cannot fix this. You need low-level flashing software designed specifically for Alcor Micro chips. Step 1: Verify Your USB Controller Chip
Extract the downloaded Alcor MPTool archive into a dedicated folder on your desktop.
Only use AlcorMP for the AU6989SN-GTC if you have a fake-capacity drive that corrupts files, or a drive that no OS can format. Otherwise, stick to standard formatting tools. If you do use it, triple-check your NAND settings and expect a very clunky, outdated experience. alcor micro au6989sn-gtc software
Often cited as a stable version for this specific controller.
The is a single-channel USB 2.0 NAND flash controller. It does not support USB 3.0. Its primary software suite (commonly called "AlcorMP") is used for low-level formatting , repairing bad blocks , partitioning , and creating bootable USB drives . Crucially, it is also the primary tool for restoring fake USB drives to their real capacity. When this controller's internal parameters get corrupted due
It's not always smooth sailing. Here are some common problems and how to solve them:
This will permanently erase all data on the drive. Step 1: Verify Your USB Controller Chip Extract
Disclaimer: Mass production tools completely wipe all existing data on the target storage device. Firmware flashing should only be performed if you have already accepted that any data on the corrupted drive cannot be recovered.
When the process is complete, the status box will turn solid green and display a "Success" message along with the restored capacity. If the box turns red, the program will provide an error code (e.g., "Bad Block Error" or "Flash Type Not Support"), meaning you need to try a different version of the Alcor software or adjust your scan depth settings. Troubleshooting Common Errors