Usb-firmware-tool-alcor-au6366-au6371 //free\\ ◆ <DIRECT>

Unlocking the Potential of Your USB Device: A Guide to Using the USB Firmware Tool for Alcor AU6366 and AU6371

Are you tired of dealing with a malfunctioning USB device or wanting to upgrade its firmware to unlock new features? Look no further! This article will walk you through the process of using the USB Firmware Tool specifically designed for Alcor AU6366 and AU6371 chipsets. With this guide, you'll be able to breathe new life into your USB device and take advantage of the latest firmware updates.

What is the USB Firmware Tool?

The USB Firmware Tool is a software utility designed to update, modify, or restore the firmware of USB devices based on Alcor chipsets, such as the AU6366 and AU6371. These chipsets are commonly used in a wide range of USB devices, including flash drives, card readers, and other peripherals.

Why Use the USB Firmware Tool?

There are several reasons why you might want to use the USB Firmware Tool:

  1. Fix firmware-related issues: If your USB device is experiencing problems due to a corrupted or outdated firmware, this tool can help you restore it to its optimal state.
  2. Upgrade to latest firmware: By updating your device's firmware, you can take advantage of new features, improved performance, and enhanced compatibility with the latest operating systems.
  3. Unlock hidden features: In some cases, updating the firmware can unlock hidden features or enable new functionality on your device.

Before You Begin

Before using the USB Firmware Tool, make sure you have the following:

  1. A USB device with an Alcor AU6366 or AU6371 chipset: Check your device's documentation or manufacturer's website to confirm the chipset model.
  2. The USB Firmware Tool software: Download the tool from a trusted source, such as the manufacturer's website or a reputable software repository.
  3. A compatible computer: Ensure your computer is running a supported operating system (Windows, macOS, or Linux) and has a free USB port.

Step-by-Step Guide to Using the USB Firmware Tool

  1. Download and install the USB Firmware Tool: Follow the on-screen instructions to install the software on your computer.
  2. Connect your USB device: Plug your USB device into a free port on your computer.
  3. Launch the USB Firmware Tool: Open the software and select the correct chipset model (AU6366 or AU6371) from the dropdown menu.
  4. Detect the device: The tool will detect your USB device and display its information, including the current firmware version.
  5. Select the firmware update: Choose the firmware update file (usually in BIN or HEX format) and follow the on-screen instructions to begin the update process.
  6. Wait for the update to complete: The tool will update the firmware on your device, which may take a few minutes.
  7. Restart your device: Once the update is complete, restart your USB device and verify that the new firmware is working correctly.

Important Precautions

When using the USB Firmware Tool, keep the following precautions in mind:

  1. Backup your data: Before updating the firmware, make sure to backup any important data on your USB device to prevent data loss.
  2. Use a stable power source: Ensure your computer and USB device are connected to a stable power source to prevent interruptions during the update process.
  3. Avoid interrupting the update: Do not interrupt the update process or disconnect your USB device during the update, as this may cause damage to the device or render it unusable.

Conclusion

The USB Firmware Tool for Alcor AU6366 and AU6371 chipsets is a powerful utility that can help you unlock the full potential of your USB device. By following this guide, you can easily update, modify, or restore the firmware on your device, taking advantage of new features, improved performance, and enhanced compatibility. Remember to always use caution and follow the recommended precautions to ensure a successful and safe update process.

Usb-firmware-tool-alcor-au6366-au6371 is a specialized utility used for managing and repairing USB devices powered by Alcor Micro

AU6366 and AU6371 controllers. These controllers are typically found in multimedia card readers and USB 2.0 hubs rather than standard flash drives. Datasheet.Directory Core Functionality

The tool is primarily designed for low-level maintenance of memory card reader chips. It allows users to: Recover "Dead" Devices

: Re-flash firmware if the device is no longer recognized by the OS or shows incorrect capacity. Update Firmware

: Install newer firmware versions to improve stability, security, or transfer rates. Modify Device Data

: Change identification strings such as the model name, serial number, and (Vendor ID/Product ID). Format Fixes

: Address issues where standard Windows formatting fails due to corruption. Technical Specifications of Supported Controllers The tool supports two main Alcor Micro chips:

: A single-chip USB 2.0 multimedia card reader controller supporting CF, SD, MMC, and MS cards. It features a 30MHz 8051 CPU and integrated voltage regulators.

: A highly integrated controller with a sophisticated DMA engine designed for small form-factor devices like notebooks and printers. Datasheet.Directory How to Use the Tool Preparation

: Download and extract the utility (often found as a ZIP containing FTWUSB.exe

: Connect the device. If the tool does not detect it, you may need to use a specialized driver like mpszfilt.sys

(often included in AlcorMP distributions) to "hook" the controller.

: Run the executable as an administrator. Select the device from the list to view its current internal information. Update Firmware

and provide the correct binary file for your specific chip revision. Safety & Source Warning Alcor Micro - USBDev.ru

The Ultimate Guide to USB Firmware Tool for Alcor AU6366 and AU6371

In the world of technology, firmware tools play a crucial role in ensuring that devices function optimally. One such tool that has gained significant attention in recent years is the USB firmware tool for Alcor AU6366 and AU6371. In this article, we will delve into the details of this tool, its features, benefits, and how to use it.

What is the USB Firmware Tool for Alcor AU6366 and AU6371?

The USB firmware tool for Alcor AU6366 and AU6371 is a software utility designed to update, manage, and troubleshoot the firmware of Alcor's AU6366 and AU6371 USB chipsets. These chipsets are commonly used in various devices such as USB drives, card readers, and other storage devices.

What are Alcor AU6366 and AU6371?

Alcor AU6366 and AU6371 are USB chipsets developed by Alcor Micro, a leading provider of USB controller solutions. These chipsets are designed to provide high-speed data transfer, low power consumption, and advanced features such as USB OTG (On-The-Go) and UASP (USB Attached SCSI Protocol).

Why Do You Need the USB Firmware Tool for Alcor AU6366 and AU6371?

There are several reasons why you might need to use the USB firmware tool for Alcor AU6366 and AU6371:

  1. Firmware Updates: The tool allows you to update the firmware of your device to the latest version, ensuring that you have the latest features, bug fixes, and security patches.
  2. Troubleshooting: The tool can help you troubleshoot issues with your device, such as firmware corruption, device not recognized, or data transfer problems.
  3. Configuration: The tool enables you to configure advanced settings, such as adjusting the device's VID (Vendor ID), PID (Product ID), and other parameters.

Features of the USB Firmware Tool for Alcor AU6366 and AU6371

The USB firmware tool for Alcor AU6366 and AU6371 comes with a range of features, including:

  1. Firmware Update: Updates the firmware of the device to the latest version.
  2. Device Information: Displays detailed information about the device, including the chipset, firmware version, and configuration settings.
  3. Configuration Settings: Allows you to adjust advanced settings, such as VID, PID, and other parameters.
  4. Troubleshooting: Provides tools to troubleshoot issues with the device, such as firmware corruption or data transfer problems.
  5. Backup and Restore: Enables you to backup and restore the device's firmware and configuration settings.

How to Use the USB Firmware Tool for Alcor AU6366 and AU6371

Using the USB firmware tool for Alcor AU6366 and AU6371 is relatively straightforward. Here are the steps:

  1. Download and Install: Download the tool from the official website and install it on your computer.
  2. Connect the Device: Connect the device with the Alcor AU6366 or AU6371 chipset to your computer.
  3. Launch the Tool: Launch the USB firmware tool and select the device from the list of detected devices.
  4. Update Firmware: Click on the "Update Firmware" button to update the firmware to the latest version.
  5. Configure Settings: Adjust advanced settings, such as VID, PID, and other parameters, as needed.
  6. Troubleshoot Issues: Use the tool to troubleshoot issues with the device, such as firmware corruption or data transfer problems.

Benefits of Using the USB Firmware Tool for Alcor AU6366 and AU6371

The USB firmware tool for Alcor AU6366 and AU6371 offers several benefits, including:

  1. Improved Performance: Updating the firmware can improve the device's performance, stability, and compatibility.
  2. Enhanced Security: The tool ensures that you have the latest security patches and updates, protecting your device and data from potential threats.
  3. Increased Compatibility: The tool enables you to configure advanced settings, ensuring that the device is compatible with a wide range of systems and devices.
  4. Reduced Downtime: The tool helps you troubleshoot issues quickly, reducing downtime and minimizing the impact on productivity.

Conclusion

In conclusion, the USB firmware tool for Alcor AU6366 and AU6371 is a powerful utility that can help you update, manage, and troubleshoot the firmware of your device. With its range of features, benefits, and ease of use, this tool is essential for anyone who wants to ensure that their device is running optimally. Whether you're a developer, manufacturer, or end-user, this tool is a must-have in your toolkit.

FAQs

Q: What is the USB firmware tool for Alcor AU6366 and AU6371? A: The USB firmware tool for Alcor AU6366 and AU6371 is a software utility designed to update, manage, and troubleshoot the firmware of Alcor's AU6366 and AU6371 USB chipsets.

Q: Why do I need to update the firmware of my device? A: Updating the firmware can improve the device's performance, stability, and compatibility, as well as provide the latest security patches and updates.

Q: How do I use the USB firmware tool for Alcor AU6366 and AU6371? A: Download and install the tool, connect the device, launch the tool, and follow the on-screen instructions to update the firmware, configure settings, and troubleshoot issues.

Q: Is the USB firmware tool for Alcor AU6366 and AU6371 safe to use? A: Yes, the tool is safe to use, but make sure to download it from the official website and follow the instructions carefully to avoid any potential risks.

Comprehensive Guide to Alcor AU6366 and AU6371 USB Firmware Repair Tools Alcor AU6366 specialized USB controller chips produced by Alcor Micro Corp

, a manufacturer known for peripheral semiconductor solutions

. When a USB flash drive using these controllers becomes corrupted, "write-protected," or unrecognizable by Windows, a dedicated firmware tool is often the only way to restore the device to working order. Understanding Alcor AU6366/AU6371 Controllers

These controllers are commonly found in mid-range USB 2.0 flash drives. Unlike standard formatting which only clears the file system, these firmware tools (often called Mass Production Tools

or MPTools) interact directly with the hardware's microcode. Key Functions of the Firmware Tool

The Alcor firmware utility serves several critical purposes for hardware recovery: Firmware Restoration

: Reinstalls or updates the controller's internal software to fix "device not recognized" errors. Low-Level Formatting

: Forces a format on drives that Windows reports as "write-protected" or "unable to complete format". Bad Block Management

: Scans the flash memory for physical defects and marks them as unusable to stabilize the drive. Partition Configuration

: Allows users to create multiple partitions or set a portion of the drive as a "read-only" CD-ROM emulated partition. How to Use the Tool for Repair

Using these tools carries risks and should only be done if standard Windows tools like Identify Your Controller : Before downloading, verify your chip is an . You can check the Hardware IDs in Device Manager or use third-party utilities like ChipGenius. Backup Data : These tools perform a destructive low-level format. All data will be permanently erased Run as Administrator

: Most Alcor tools require high-level system access to interface with the USB bus. Configure Settings

: If the drive is detected, click "Setup" to configure the flash type. For most repairs, the "High Level Format" or "Optimized Capacity" settings are recommended. Start the Process

: Click "Start" and wait for the "OK" or green status bar. Do not unplug the drive during this phase, as it could permanently "brick" the device. Safety and Risks Risk of Failure

: These tools are often provided "as-is" by the community or recovered from manufacturer archives. Using the wrong version for your specific NAND flash type can render the drive unusable. Authenticity

: Ensure you download these tools from reputable firmware archives, as they are frequently hosted on unofficial sites.

For users simply looking to create a bootable drive rather than repairing a broken one, standardized tools like Kingston's bootable drive guide are safer and more appropriate options.

How the Tool Works

Unlike mass-production tools for pure flash drives (which target NAND dies), the AU6366/6371 tools interact with the controller at the SCSI/UFI command level or via vendor-specific USB control transfers.

Typical workflow:

  1. Driver Mode: The system must load the Alcor-specific driver (often AlcorMicro.sys), not the generic USB mass storage driver. The tool usually provides an "Install Driver" button.
  2. Device Detection: The tool scans USB ports for devices with Alcor Vendor ID (e.g., VID_058F).
  3. Firmware Loading: A binary firmware file (.bin or .fw) is uploaded to the controller’s RAM and then written to the external SPI flash.
  4. Verification: The tool reads back the firmware checksum to ensure integrity.

Conclusion

The Alcor AU6366/AU6371 USB firmware tool is a niche but indispensable utility for maintaining legacy multi-card reader hardware. While modern USB 3.x and UHS-II card readers have rendered these chips obsolete, they remain relevant for vintage system restoration, embedded device repair, and understanding early 2000s USB controller architecture.

If you do not have a specific bricked or misbehaving AU6366/6371 device, do not run this tool. Unnecessary firmware flashes can permanently disable perfectly functional hardware.

Disclaimer: Alcor Micro is a registered trademark. This text is for educational and technical reference purposes only. Modifying device firmware may void warranties and carries inherent risk of permanent damage.

Comprehensive Guide to USB-Firmware-Tool-Alcor-AU6366-AU6371: Fix and Optimize Your Flash Drives

Have you encountered a "No Media," 0-byte capacity, or write-protected USB flash drive that refuses to format? If your USB drive utilizes an Alcor Micro controller, specifically the AU6366 or AU6371 chipset, it is likely experiencing firmware corruption rather than physical failure.

The Usb-firmware-tool-alcor-au6366-au6371 is a specialized, free software utility designed to re-flash, repair, and optimize flash drives utilizing these controllers. This article provides a comprehensive guide on identifying your drive, downloading the tool, and using it to restore your device. What is the Alcor AU6366/AU6371 Firmware Tool? Alcor AU6366

are popular flash memory controllers used extensively in USB flash drives and memory card readers to manage NAND memory data transfer.

When the firmware on these controllers becomes corrupted, the computer may not recognize the drive, or it may show incorrect capacity. The Alcor firmware tool (often a variant of AlcorMP or Alcor Recovery Tool) acts as a low-level formatting utility that directly communicates with the controller to:

Reinstall Firmware: Fix corrupted firmware causing "no media" errors.

Correct Capacity: Restore fake or corrupted drives to their true capacity.

Remove Write Protection: Fix drives that cannot be formatted or written to.

Perform Low-Level Formatting: Clear bad blocks and re-partition the NAND memory. Step 1: Identify Your USB Controller (Crucial Step)

Before downloading any firmware tool, you must confirm that your USB drive specifically uses the Alcor AU6366/ chip.

Download a tool like ChipGenius or Flash Drive Information Extractor. Plug your USB drive in and run the tool. Look for the following in the report: Chip Vendor: Alcor Micro Chip Part-Number:

Warning: Using the wrong firmware tool for a different chip can permanently damage your USB drive. Step 2: Download the Alcor AU6366/AU6371 Tool

The USB Firmware Tool Alcor AU6366/AU6371 is a specialized utility designed for repairing and managing flash drives based on Alcor Micro controllers. It is primarily used to restore functionality to "dead" or corrupted USB drives that are no longer recognized by the operating system or show as having "0 bytes" of storage. Key Functions & Features Usb-firmware-tool-alcor-au6366-au6371

Firmware Restoration: Repairs corrupted firmware that causes "No Media" errors or device failures.

Drive Optimization: Allows for speed or capacity optimization using ECC (Error Correction Code) functions.

Format Support: Compatible with standard file systems, including FAT32, NTFS, and exFAT.

Hardware Identification: Scans and displays critical hardware details such as the model, serial number, and flash memory capacity.

Partition Management: Some advanced Alcor tools allow users to divide the drive's volume into multiple partitions. Standard Usage Procedure

Identify the Chip: Before running the tool, use a utility like Flash Drive Information Extractor to confirm your USB drive uses an Alcor AU6366 or AU6371 controller.

Preparation: Connect the flash drive and run the tool (often named FTWUSB.exe) with Administrator privileges.

Scan: Select the drive from the device list to view current firmware information.

Update/Repair: Select the appropriate firmware file for your specific controller and click Update Firmware or Start to begin the flashing process. Safety Warnings

Data Loss: Flashing firmware typically erases all data on the drive. Always attempt data recovery first if the information is vital.

Risk of Bricking: Using the wrong firmware version for a specific controller can permanently damage the drive. Verify your controller model on sites like USBDev.ru before proceeding.

The tool "Usb-firmware-tool-alcor-au6366-au6371" is a specialized utility used to repair, format, or update firmware for USB flash drives and card readers utilizing Alcor Micro AU6366 or AU6371 controllers. These chips are often found in multi-slot card readers and certain flash drives that have become corrupted or show as "No Media". 🛠️ Tool Content & Features

The software package typically includes the following components:

FTWUSB.exe: The main executable used to run the utility as an administrator.

Mass Production (MP) Utility: Allows for low-level formatting and resetting the controller to factory settings.

Firmware Binaries: Files required to re-flash the controller if the current firmware is corrupted.

Driver Files: Sometimes includes a specialized filter driver (mpszfilt.sys) to communicate directly with the USB hardware.

iStar.exe / AP Tool: Used in some versions to manage secure partitions or password-protected areas. 📝 Common Use Cases

Fixing "Write Protected" Errors: Bypassing software locks that prevent data from being deleted or added.

Restoring Capacity: Fixing drives that show 0 bytes or incorrect storage sizes.

Firmware Updates: Improving transfer speeds or compatibility with newer operating systems.

PID/VID Modification: Changing the Product ID or Vendor ID to match original specifications. ⚠️ Critical Precautions

Data Loss: Using this tool will erase all data on the drive. It is a "mass production" tool meant for hardware-level repair.

Controller Match: Ensure your device actually uses the AU6366 or AU6371 chip. Using the wrong tool can "brick" the device permanently.

OS Compatibility: These older utilities often run best on Windows 7 or 32-bit versions of Windows to avoid driver signature issues. Feature Description Supported Chips AU6366, AU6371 (Alcor Micro) Primary Goal Device recovery and firmware flashing Reliable Sources USBDev.ru and FlashBoot.ru

If you are trying to fix a specific drive error, let me know the exact error message or what happens when you plug it in! Alcor Micro - USBDev.ru

Specific Tools

  1. AlcorMP (Main Tool): This is the generic mass production tool.
  2. AlcorMP_au6366: A specific build for the 6366 controller. 3

The Alcor Micro AU6366/AU6371 is a high-performance USB 2.0 single-chip controller primarily used in multimedia card readers and some older USB flash drives. Firmware tools for these specific chips are used to repair "No Media" errors, restore 0-byte capacities, or modify device descriptors like Vendor ID (VID) and Product ID (PID). 🛠️ Essential Firmware Tools

The AU6366/AU6371 series typically uses the AlcorMP (Mass Production) suite. Because these chips are often found in card readers rather than standard flash drives, universal Alcor tools may sometimes fail to detect them. My Flash-Device - USBDev.ru

The Alcor AU6366 and AU6371 are specialized USB controller chips

typically found in card readers and older USB flash drives. The firmware tools for these chips are "Mass Production" (MP) utilities used to repair corrupted drives, restore capacity, or update the device's internal software. Purpose of the Tool

These utilities are primarily used when a USB device encounters the following issues: No Media / 0 Bytes

: The computer detects the reader but says there is no disk inserted. Write Protection

: The drive cannot be formatted or modified due to a software lock. Device Not Recognized

: The firmware has become corrupted, and the OS can no longer identify the hardware. Slow Performance : Outdated firmware causing transfer errors or lag. How to Use the Alcor Firmware Tool To safely use the USB-Firmware Tool-Alcor-AU6366-AU6371 , follow these general steps: Identify the Chip : Use a tool like ChipGenius

to verify that your device actually uses the Alcor AU6366 or AU6371 controller. Download the Utility

: Obtain the specific version of the Alcor MP tool compatible with your chip. Authoritative repositories like often host these legacy drivers and tools. Run as Administrator : Launch the executable (often named AlcorMP.exe FTWUSB.exe ) with administrative privileges. Device Setup

to configure the formatting mode (e.g., High Level or Low Level).

If you need to create a secure or partitioned drive, look for the

. The tool will reflash the firmware and format the storage. : This will erase all data on the device. Safety Precautions Backup Data

: Firmware flashing is destructive; ensure no critical data is on the drive. Correct Firmware

: Flashing the wrong firmware can "brick" the device (make it permanently unusable). Driver Warning : Some Alcor tools install a temporary filter driver ( mpszfilt.sys Unlocking the Potential of Your USB Device: A

). If the tool crashes, this driver might interfere with other USB devices until you restart or properly close the app. technical step-by-step

guide for a specific error you're seeing, or are you looking for a download link for a particular operating system?

Alcor AU6366 are specialized chips used primarily in USB card readers. A firmware tool for these chips is usually a low-level utility used to format, partition, or repair "dead" memory cards that aren't being recognized by standard operating systems.

If you are looking to enhance a firmware tool for these specific chips, here is a high-value feature idea:

🚀 Feature: "Transparent Card-to-Virtual-Disk" (The Ghost Mount)

This feature would allow the firmware tool to bypass the operating system's standard mounting process to recover data from corrupted cards.

Direct Hardware Access: Instead of waiting for Windows or macOS to "mount" a drive (which often fails with corrupted cards), the tool reads raw sectors directly from the AU6366/71 controller.

Virtual Image Projection: The tool creates a "Virtual Drive" on your PC that points directly to the physical card. This lets you use modern data recovery software (like Recuva or PhotoRec) on a card that otherwise looks "disconnected" to the computer.

Write-Lock Protection: A toggle within the firmware tool that forces the AU6366 chip into a read-only state at the hardware level, preventing accidental data overwrites during the recovery process. Why this is useful

Repair vs. Recovery: Most Alcor tools focus on "Mass Production" (formatting the card to make it work again), which destroys data. This feature focuses on saving data before the fix.

Compatibility: It solves the "Device Not Recognized" error by communicating with the Alcor chip's own command set rather than the OS's file system drivers. Other "Quality of Life" Ideas

Auto-VID/PID Matching: Automatically scans the connected Alcor chip and downloads the specific firmware binary needed from a verified database (like FlashDrive-Repair) to prevent "bricking" the device.

Sector-Level Stress Test: Identifies specific "dead zones" on a memory card and tells the AU6366 controller to permanently ignore those addresses, effectively reducing the card's capacity but making it stable again.

To give you a better recommendation, are you developing a new utility, or are you trying to fix a specific device that isn't working? AI responses may include mistakes. Learn more

USB Firmware Tool for Alcor AU6366 and AU6371

Introduction

The Alcor AU6366 and AU6371 are popular USB chipsets used in various flash drives, card readers, and other USB devices. These chipsets are known for their reliability and performance. However, firmware issues can sometimes arise, requiring a tool to update or modify the firmware. This paper presents a USB firmware tool designed specifically for the Alcor AU6366 and AU6371 chipsets.

Background

The Alcor AU6366 and AU6371 are USB 2.0 chipsets that support multiple device classes, including mass storage, HID, and vendor-specific classes. These chipsets are widely used in various applications, including:

The firmware of these chipsets plays a crucial role in their operation, controlling the device's behavior, and enabling communication with the host computer. However, firmware issues can occur due to various reasons, such as:

USB Firmware Tool Requirements

To develop a USB firmware tool for the Alcor AU6366 and AU6371 chipsets, the following requirements must be considered:

Tool Design and Implementation

The USB firmware tool for Alcor AU6366 and AU6371 chipsets is designed using a modular approach, with the following components:

The tool is implemented using C programming language, with a command-line interface (CLI) for user interaction.

Tool Features

The USB firmware tool for Alcor AU6366 and AU6371 chipsets has the following features:

Conclusion

The USB firmware tool for Alcor AU6366 and AU6371 chipsets is a useful utility for updating and modifying the firmware of these popular USB chipsets. The tool is designed to be compatible with multiple operating systems and features a user-friendly CLI. The tool's modular design allows for easy maintenance and extension of its functionality.

Future Work

Future development of the tool may include:

References

Appendix

Tool Usage

To use the USB firmware tool, follow these steps:

  1. Connect the USB device to the computer.
  2. Run the tool using the command line.
  3. The tool will detect the chipset and display device information.
  4. Update the firmware using the tool's update option.
  5. Verify the integrity of the firmware after update.

Tool Command-Line Options

The tool has the following command-line options:

Risks and Important Notes

Understanding the Chips

Before diving into the tool, let’s distinguish the two:

Both rely on internal firmware (usually stored in an external or internal SPI flash or masked ROM) to enumerate correctly on the USB bus. When that firmware becomes corrupted—due to a failed firmware update, power glitch, or bad block—the device may show up as an “Unknown USB Device” or fail to respond entirely.

Method A: Physical Inspection (Most Reliable)

Open the casing of your USB card reader or flash drive. Look for the black square chip on the circuit board (PCB).

Feature proposal — USB firmware tool: Alcor AU6366 / AU6371

Part 9: Alternatives and Related Tools

If usb-firmware-tool-alcor-au6366-au6371 does not work, consider: Fix firmware-related issues : If your USB device

For total hardware failure, a CH341A programmer can directly reprogram the EEPROM if desoldered.