Extract the ZIP to a folder like C:\AlcorRepair . Do run from inside the ZIP.

Alcor MP tools can only repair Alcor‑based drives (controller chips bearing markings such as AU6989SN, AU6987, AU6990, AU89103, and similar). They cannot be used for drives with Phison, Silicon Motion, Innostor, or other controller brands.

This article provides the best free downloads for Alcor USB repair tools and a step-by-step guide to restoring your drive. What is an Alcor Micro USB Repair Tool?

Search on USBDev.ru for the version matching your Controller Part-Number . 3. Alcor UFD Utility (Easy Recovery)

Before downloading any software, you must confirm your USB drive uses an Alcor controller, or you risk damaging the drive further. Plug in your flash drive.

To get the most out of the Alcor Micro USB Repair Tool, follow these best practices:

Rewrites the fundamental file structure directly onto the NAND flash memory chips.

Insert your corrupted Alcor USB drive into a direct motherboard port (avoid external USB hubs). Launch the identification tool.

Clears hardware-level status flags that lock the drive into a permanent read-only state. Step 1: Identify Your USB Controller (Crucial Step)

For Chinese‑speaking users, the MyDigit download centre ( dl.mydigit.net/special/up/alcor.html ) is widely regarded as the most trusted collection of Alcor tools, with versions tested by the community. This is especially useful for older controllers that are no longer supported by newer tool versions.