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zittrig wrote: ↑

Mon Mar 16, 2026 12:58 pm

The BU40N / BU50N 1.00 is the original LG firmware and is nativly 4K friendly.

Advantage: You can use other tools like DVDFab also.

Disadvantage (in my opinion): The 1.03MK has less problems with difficult discs.

Thanks for your advice!

You can use it or flash to BU40N 1.03MK. The BU40N and the BU50N are the same hardware. The different model names related to different distribution channels. Thanks a lot for your reply. I used the "All You Need Firmware Pack (MartyMcNuts)\Slim External Drives\DE_LG_BU40N_1.03_MK.bin" and...

Hi, I got the following BU50N drive and try to flash the firmware to enable LibreDrive. I searched the forum with 'BU50N' and went through 13 pages of search result. It seems that I should use "mk-firmware-pack-20200720\MK\HL-DT-ST\BU50N\HL-DT-ST-BD-RE_BU50N-1.00-NM00100-211711211006.bin" ...