Alcor Micro Unknown Fa00 F W 3613 Best Jun 2026

Download a hardware analysis tool like or Flash Drive Information Extractor (Anvil's) .

When this happens, the operating system cannot read the Flash ID (FID), reporting the drive as having . This guide provides a comprehensive framework to diagnose, flash, and restore these corrupted flash controllers using Mass Production (MP) tools. Understanding the "Unknown [FA00]" and "F/W 3613" Error

: Specifically designed for cost-reduced or generic replica chips manufactured around and before 2013. alcor micro unknown fa00 f w 3613 best

: Click on Setup (S) or Settings . If prompted for a password, leave it completely blank and hit Enter. Adjust Parameters :

[ PC Operating System ] │ ▼ [ Alcor Micro Controller (e.g., AU6989SN-TA) ] ◄── Reports "Unknown [FA00]" │ (Broken Link) ❌ F/W 3613 Corrupted / Bad NAND Sector │ ▼ [ NAND Flash Memory Chip ] Primary Causes of the Failure Download a hardware analysis tool like or Flash

Click on the button on the right-hand panel. If prompted for a password, leave it entirely blank and hit Enter. Select the default AlcorMP.ini profile when prompted. Adjust the following critical settings across the tabs:

This jumble of text isn't a product you can buy; it's the technical "fingerprint" of the controller inside a misbehaving or "bricked" USB flash drive. These are the pieces of data a computer reports when it fails to properly identify the drive: Understanding the "Unknown [FA00]" and "F/W 3613" Error

The Best Solutions to Restore an Alcor Micro FA00 F/W 3613 Drive

: If the device is still supported by Alcor Micro or the manufacturer of the device, you might find firmware updates or technical support that can help.

When your device shows as "Unknown [FA00]" with firmware version "3613" (or similar versions like 3653), it typically means the controller is in a recovery or "safe" mode because it cannot communicate with the NAND flash memory. This results in "No Media" or "0 Bytes" errors in Windows. Recommended Repair Steps