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.

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.

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.

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.

Brand	Drive Model	Type	Supported Firmware	Firmware Version	Status
LG	UH12NS40	Internal, BDXL, SVC code: NS40	1.00	1.01/1.02	Tested
	BP55EB40	External, BDXL, SVC code: NB50	1.00	1.02/1.03	—
	WH14NS40	Internal, UHD Friendly, SVC code: NS50	1.00	1.01-1.05	Tested
	WH16NS40	Internal, UHD Friendly, SVC code: NS50	NS50_1.02	1.03-1.05	Tested
	BH16NS40	Internal, UHD Friendly, SVC code: NS50	1.02	1.03-1.05	Tested
	BH16NS55	Internal, UHD Friendly	1.00	1.01-1.05	Tested
	BH14NS58	Internal, UHD Friendly	1.00	1.01/1.02	Tested
	BH16NS58	Internal, UHD Friendly	1.00	1.01/1.02	Tested
	WH16NS58	Internal, UHD Friendly	1.00	1.V5-1.V9	Tested
	BE16NU50	External, UHD Friendly	1.01	1.02-1.04	Tested
	BU40N	Internal, UHD Official	CAT9	—	—
	BU50N	Internal, UHD Official	CC01	—	—
	WH16NS60	Internal, UHD Official	1.00	1.02/1.03	Tested
	BP60NB10	External, UHD Official	1.00MK/1.02MK	1.02	Tested
ASUS	BC-12B1ST b	Internal, UHD Friendly, 2015+	3.00	3.01-3.11	—
	BC-12D2HT	Internal, UHD Friendly, 2015+	3.00	3.01-3.11	Tested
	BW-16D1HT	Internal, UHD Friendly, 2015+	3.00	3.01-3.10	Tested
	BW-16D1H-U	External, UHD Friendly, 2015+	A201	A202/A203/A204	—
HP	HLDS BU40N	Internal, UHD Official	BW41	—	—
HP	HLDS BU50N	Internal, UHD Official	BW50	—	—
Buffalo	BU40N	External, UHD Official	BU10	BU13/BU14/BN12/BN13	Tested
Archgon	MD-8107S-U3-UHD BU40N	External, UHD Official	1.00	—	Tested

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

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

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DVDFab UHD Drive Tool