It looks like you’re referencing a USB device recognition issue — likely from Windows Device Manager or USB log, showing:
FA00.Here’s what’s likely happening and how to fix it:
C:\AlcorFix). Avoid long paths or spaces.AlcorMP.exe as Administrator.Published: October 2023 (Updated)
If you are reading this, you have likely encountered a frustrating scenario: You plug in your USB flash drive, and instead of seeing your files, you open ChipGenius or USBDeview, only to be greeted by a cryptic device descriptor: "Alcor Micro Unknown FA00 F/W 3613." Your drive does not show the correct capacity, cannot be formatted, or appears as "No Media" in Disk Management.
You are not alone. The combination of Alcor Micro controller, Device ID FA00, and Firmware version 3613 is a notorious signature of a corrupted firmware or a failed initialization process. This long-form article will dissect what this code means, why it appears, and the most effective updated solutions for 2024-2025.
Here is the definitive method to get your Alcor Micro FA00 F/W 3613 device working on Windows 10 and Windows 11.
Can you post the full Hardware ID (VID/PID) from Device Manager? That would tell for sure which exact device it is and which driver it needs.
The proper driver piece (software) for the device string "alcor micro unknown fa00 f w 3613 updated" is the Alcor Micro USB Card Reader Driver.
This device ID usually corresponds to a built-in SD Card Reader or MMC controller commonly found in laptops (particularly models from Acer, Asus, and Dell).
Here is how to identify and install the correct piece:
If you have an old Alcor driver (e.g., AU6472_Win7_x64.exe), you can manually edit the *.inf file.
alcormicro.inf in Notepad.[Alcor.NTamd64].%USB\VID_058F&PID_3613.DeviceDesc%=AlcorUSBMSC, USB\VID_058F&PID_3613[Strings] section and add:
USB\VID_058F&PID_3613.DeviceDesc="Alcor Micro SD Reader (3613)"If you want, paste the exact Hardware Id string shown in Device Manager and tell me whether the device is a USB flash drive, card reader, or other — I’ll give a precise driver recommendation and step-by-step install commands. alcor micro unknown fa00 f w 3613 updated
(Next: related search suggestions invoked.)
Alcor Micro Controller: These are common low-cost USB 2.0/3.0 controllers found in many generic or branded drives like Transcend and Kingston.
FA00 Status: This is a firmware signature code. When it shows as "Unknown FA00," it indicates the controller is responsive but cannot communicate with the NAND flash memory, often due to a corrupted file system or a firmware mismatch.
F/W 3613: This represents a specific firmware build version used by the controller. Recovery requires a matching version of the AlcorMP or FC MPTool software that includes this specific firmware binary. Step-by-Step Recovery Process
To fix a drive showing this "updated" or "unknown" FA00 status, you must re-flash the controller using the correct mass production tool.
Identify Exact Hardware: Use a utility like ChipGenius or Flash Drive Information Extractor to find the precise Controller Model (e.g., AU6989SN-GTC) and Flash ID (FID).
Download the Correct AlcorMP: Visit specialized repositories like USBDev.ru to find the version of AlcorMP that supports your specific chip and the 3613 firmware. Prepare the Environment:
Use a Windows 7 or 10 (32-bit) environment if possible, as these low-level tools are highly sensitive to OS drivers. Run the utility as an Administrator. Configure the Tool:
Open AlcorMP.exe. If the drive is not detected, you may need to use Alcor Change PID/VID Rework to reset the ID to the standard 058F/6387.
Go to Setup (S). You may need to leave the password blank or use "0000".
In the Flash Type tab, ensure the tool correctly identifies your NAND memory chip. Execute the Update: It looks like you’re referencing a USB device
Click Start (A) to begin the low-level format and firmware flash.
Warning: This process will permanently delete all data on the drive.
Once the status bar turns green, unplug the drive and re-insert it. Common Pitfalls
30700: No Support Dual Channel: Occurs if the software version is too old for the hardware configuration.
50400: Too Many Bad Blocks: The physical NAND flash may be failing, or the "ECC" settings in the Setup menu need to be increased to handle the errors.
Do you have the ChipGenius report for your drive so we can find the exact version of the tool you need?
AlcorMP (Последняя версия ALCOR U2 MP v23.08.07.00.H)
This write-up covers the recovery and firmware update process for Alcor Micro flash drives identified with the firmware (specifically the AU6989SN-GTC [F500] controller series) and the associated hardware/vendor identifiers. Device Identification Controller Vendor : Alcor Micro Controller Part Number : AU6989SN-GTC / AU6998SN [F500] Current Firmware (F/W) Vendor ID (VID) : 3613 (International Parts & Information Co., Ltd.) Product ID (PID) : Common default is for generic/recovery modes Recovery & Update Procedure
Drives showing "Unknown" status or "No Media" with a firmware of usually require a low-level format using the mass production tool. Preparation Windows 32-bit environment if possible for better driver compatibility. Download the latest version of AlcorMP (U2 MP) or specifically the Sort/Product editions for the Configuration : Open the tool and enter the menu (leave the password blank if prompted). Flash Type : Ensure the Flash ID code for Toshiba MLC) matches your hardware. Information Tab : You can manually update/fix the VID (3613)
here if they were lost, though keeping them at Alcor defaults ( ) is recommended for future recovery. Flashing Process to begin the low-level format and firmware write.
: This process can take anywhere from two minutes to several hours depending on the flash capacity and ECC settings. Completion : Disconnect the drive closing the software once the status turns green/completes. Common Troubleshooting Error 50400 Alcor Micro — a known manufacturer of USB
: Too many bad blocks. This often indicates physical degradation of the NAND flash. USB Identification : If the tool does not see the drive, check that the AlcorMP.ini
section does not have your specific VID/PID listed, or manually add them to the IgnoreVIDPID 0 MB / No Media : If the drive shows 0 bytes, use the command in Windows
before attempting the AlcorMP flash to ensure no logical partitions are interfering. Do you need the direct download link for the specific AlcorMP version that supports the
AlcorMP – инструкция по восстановлению флешек
When a USB flash drive displays the message "Alcor Micro Unknown FA00 F/W 3613 Updated," it typically indicates a critical failure of the drive's internal controller or corrupted firmware. This specific error often surfaces when a computer's operating system can no longer communicate with the drive's memory chip, leading to a "No Media" or "0 Byte" status. What This Error Means
The string "FA00" and firmware version "3613" are common placeholders or error codes generated by Alcor Micro controllers—a popular chip manufacturer for USB flash drives—when they enter a fail-safe or "factory" mode.
Unknown Device/FA00: The controller is detected but cannot identify the connected flash memory chip.
F/W 3613 Updated: This often appears as the reported firmware version of a corrupted or "fake" drive that has lost its configuration. Common Causes
Firmware Corruption: The software that manages data flow on the drive has crashed or become corrupted.
Physical Damage: Mechanical or electrical failures in the controller or memory chip can trigger generic identification errors.
Counterfeit Drives: Inexpensive drives with spoofed capacities often use these generic Alcor Micro identifiers and may fail when they attempt to write data past their actual physical limit. How to Fix Alcor Micro Firmware Errors
If the drive is not physically broken, you may be able to "reflash" it using specialized tools. Note: This process will erase all data on the drive.