4K UHD Drive Firmware Downgrade Solution

Advanced and Powerful

Downgrade UHD Unfriendly Firmware for Normal Backup

The existing firmware on a 4K UHD drive (also known as a 4K Blu-ray drive), including both internal and external models, may restrict the reading of UHD disc data as well as the ability to copy UHD discs to a hard drive, computer, or to rip them into digital formats for playback on multiple devices. DVDFab UHD Drive Tool is a firmware downgrade utility designed to help you revert your 4K UHD drive's firmware, enabling legal backups of your 4K Blu-ray discs with tools such as UHD Copy and UHD Ripper.
Downgrade UHD Unfriendly Firmware
Broadly Compatible

Support All Types of 4K Blu-ray Drive and USB Drives

As a UHD drive utility, it is fully compatible with nearly all UHD drives available on the market, including internal 4K Blu-ray drives with SATA interfaces and external 4K Blu-ray or USB drives. Additionally, it supports firmware downgrades for UHD drives using either the AHCI or IDE interface.
Support All Types of 4K Blu-ray Drive and USB Drives
Simple and Intuitive

Truly 'One-Click' Mode Made it Easy for Everyone

This user-friendly firmware flashing utility features an intuitive interface. No advanced knowledge or special skills are required to complete the downgrading process, making it accessible for both novices and experienced users. Regardless of the type of 4K Blu-ray optical drive you own, simply launch the interface and click a single button to complete the downgrade.
Truly 'One-Click' Mode

Supported 4K UHD Drive List

As of now, nearly a dozen of popular 4K UHD drives produced by major manufacturers, such as LG and Asus, have been supported.
BrandDrive ModelTypeSupported FirmwareFirmware VersionStatus
LGUH12NS40Internal, BDXL, SVC code: NS401.001.01/1.02Tested
BP55EB40External, BDXL, SVC code: NB501.001.02/1.03—
WH14NS40Internal, UHD Friendly, SVC code: NS501.001.01-1.05Tested
WH16NS40Internal, UHD Friendly, SVC code: NS50NS50_1.021.03-1.05Tested
BH16NS40Internal, UHD Friendly, SVC code: NS501.021.03-1.05Tested
BH16NS55Internal, UHD Friendly1.001.01-1.05Tested
BH14NS58Internal, UHD Friendly1.001.01/1.02Tested
BH16NS58Internal, UHD Friendly1.001.01/1.02Tested
WH16NS58Internal, UHD Friendly1.001.V5-1.V9Tested
BE16NU50External, UHD Friendly1.011.02-1.04Tested
BU40NInternal, UHD OfficialCAT9——
BU50NInternal, UHD OfficialCC01——
WH16NS60Internal, UHD Official1.001.02/1.03Tested
BP60NB10External, UHD Official1.00MK/1.02MK1.02Tested
ASUSBC-12B1ST bInternal, UHD Friendly, 2015+3.003.01-3.11—
BC-12D2HTInternal, UHD Friendly, 2015+3.003.01-3.11Tested
BW-16D1HTInternal, UHD Friendly, 2015+3.003.01-3.10Tested
BW-16D1H-UExternal, UHD Friendly, 2015+A201A202/A203/A204—
HPHLDS BU40NInternal, UHD OfficialBW41——
HLDS BU50NInternal, UHD OfficialBW50——
BuffaloBU40NExternal, UHD OfficialBU10BU13/BU14/BN12/BN13Tested
ArchgonMD-8107S-U3-UHD BU40NExternal, UHD Official1.00—Tested

How UHD Drive Tool Works

Here are three simple clicks to downgrade unfriendly firmware on 4K UHD drive for the purpose of smooth 4K UHD backups.

Step 1. Launch DVDFab UHD Drive Tool
Download and install this 4K Blu-ray Drive tool. Go to 'DVDFab' > 'Utility' and tab 'UHD Drive Tool'. Then insert the external 4K Blu-ray drive (if it is external) into PC and take out any disc from the drive.
Step 2. Select your UHD drive from the available drive list
Choose your 4K UHD drive from the drop-down menu. All listed 4K UHD drives are supported by the UHD Drive Tool.
Step 3. Hit 'Downgrade Firmware'
Tab 'Downgrade Firmware' to proceed with the downgrading task. A successful report will pop up when the friendly firmware is flashed. Once done, reboot your PC.

System Requirements

Icon
Windows 11/10/8.1/8/7 (64 bit)
Core 2 Quad and above
2GB of RAM
10GB of free hard disk space
Live Internet connection required

Tips & Resources

  • How to Burn UHD Movies to 4K Blu-ray Disc on Windows & Mac?

    How to Burn UHD Movies to 4K Blu-ray Disc on Windows & Mac?

    Want to burn 4K movies to Ultra HD Blu-ray discs for seamless playback on your home theater or UHD Blu-ray player? You’re in the right place. In this guide, we’ll walk you through the step-by-step process of creating stunning 4K Blu-ray discs.

    By Diana - Jun 26, 2025
  • QLED vs. UHD: Which TV Technology Is Better in 2025?

    QLED vs. UHD: Which TV Technology Is Better in 2025?

    QLED and UHD aren't opposing technologies. In fact, most QLED TVs today are UHD by definition. Understanding the difference between these two terms is essential when choosing your next TV. In this guide, we’ll break down both concepts, compare them side by side, and help you determine which one fits your viewing needs best.

    By Wenny - Jul 19, 2025
  • 4K Blu-ray Burner Types You Should Know: External, Internal & Software

    4K Blu-ray Burner Types You Should Know: External, Internal & Software

    Looking to preserve your 4K movies or home videos? A 4K Blu-ray burner gives you lossless quality, and true home theater playback. This guide has all the information you require, regardless of whether you require software, an external disk, or an internal burner.

    By Diana - Jul 20, 2025