Passkey UHD Drive Tool

Downgrade the UHD-Unfriendly Firmware
Present You a Backup-Friendly UHD Drive

100% Safe & Clean

Downgrade UHD Unfriendly Firmware for Normal Backup

The existing firmware inside 4K UHD drive (also called 4K Blu-ray drive), either 4K Blu-ray internal drive or external 4K Blu-ray drive, might be unfriendly for reading UHD disc data and further copying UHD discs to hard drive or onto computer, or ripping UHD disc to digital formats for playback on multiple devices. Here comes a firmware downgrading tool, Passkey UHD Drive Tool, which is designed to help you downgrade the current firmware on your 4K UHD drive, so that you can make legal backups of your 4K Blu-ray discs with 4K UHD backup tools, such as UHD Copy and UHD Ripper.

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

As an UHD drive tool, it is fully compatible with almost all UHD drives on the market, including 4K Blu-ray internal drive with SATA interface, and external 4K Blu-ray drive or USB drives. In addition, whether your UHD drive is using AHCI or IDE interface, both are supported to be downgraded.

Truly ‘One-Click’ Mode Made it Easy for Everyone

This handy firmware flash utility is easy-to-use with intuitive interface. No profound knowledge or special skill is required to perform the downgrading process, whether for novices or experienced users. Whatever kinds of 4K Blu-ray optical drive you have, all you need to do is start up the interface and click one button to finish the downgrading process.

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.

BDXL drives:

LG UH12NS40 (internal, SVC code: NS40) Tested
LG BP55EB40 (external, SVC code: NB50, USB)

UHD friendly drives:

LG WH14NS40 (internal, SVC code: NS50) Tested
LG WH16NS40 (internal, SVC code: NS50) Tested
LG BH16NS40 (internal, SVC code: NS50) Tested
LG BH16NS55 (internal) Tested
LG BH14NS58 (internal) Tested
LG BH16NS58 (internal) Tested
LG WH16NS58 (internal) Tested
LG BE16NU50 (external, USB) Tested
ASUS BC-12B1ST b (internal, manufactured 2015+)
ASUS BC-12D2HT (internal, manufactured 2015+) Tested
ASUS BW-16D1HT (internal, manufactured 2015+) Tested
ASUS BW-16D1H-U (external, USB, firmware version starts with letter A, manufactured 2015+)

UHD official drives:

LG BU40N (slim, USB or laptop: Fujitsu, Dell, Nec)
Buffalo BU40N (external, USB) Tested
Archgon MD-8107S-U3-UHD BU40N (external, USB) Tested
HP HLDS BU40N (internal, laptop: HP)
LG BU50N (internal, laptop: Lenovo)
HP HLDS BU50N (internal, laptop: HP)
LG WH16NS60 (internal, recommended) Tested

We will support more drives in the future.

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 Passkey UHD Drive Tool
First, double click to run Passkey 9 and press the "Start Passkey" button. The program will minimize itself to the system tray. Then, right-click the Passkey icon from the system tray and select "Downgrade Firmware".
Step 2
Select your UHD drive from the available drive list
Choose your 4K UHD drive from the drop-down menu. All the listed 4K UHD Drives are supported by this are supported by this 4K 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

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

Recommendation: DVDFab 4K UHD Package Solution

DVDFab 4K UHD Solution

With the increasing popularity of home theatre and high demand for 4K Ultra HD Blu-rays, people need 4K UHD solution to seek first-class visual experience. Here comes the world’s first yet best 4K UHD package solution: UHD Copy, UHD Ripper, UHD Creator, UHD to Blu-ray Converter, UHD Cinavia Removal, UHD Player and UHD Drive Tool. With this one-stop package solution, you can feel at ease to copy UHDs to hard drive or computer, rip UHDs to digital formats playable on multiple devices, convert UHDs to Blu-rays played on standalone Blu-ray player, remove UHD Cinavia watermark permanently and completely for smooth backups, manage UHDs media files and play UHDs to pursue first-rank viewing experience, and downgrade unfriendly firmware to UHD friendly drive version so as to proceed with further backups such as copying UHDs and ripping UHDs. This is a peerless 4H UHD solution worth your full trial.
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