Hit a wall with Slimline Flasher. OmniDrive bundle?

Discussion of LibreDrive mode, compatible drives and firmwares
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Fastnbulbous1969
Posts: 6
Joined: Sun Feb 22, 2026 2:25 pm

Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Fastnbulbous1969 »

I've been unsuccessful in flashing my HL-DT-ST / BD-RE BU40N from this forum and GitHub. I might return it and buy a pre-flashed one here if one becomes available, but not sure when that will be.

In the meantime, I'll try to get the OmniDrive MT1959 firmware bundle. If someone could DM me a VGPC Discord invite, it would be much appreciated!
dcoke22
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Joined: Wed Jul 22, 2020 11:25 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by dcoke22 »

Did you read the first post in the Ultimate UHD Drives Flashing Guide thread?

It has links to the necessary firmware for a BU40N and to the SDFtool Flasher which makes it pretty easy to do on Windows.
Fastnbulbous1969
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Joined: Sun Feb 22, 2026 2:25 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Fastnbulbous1969 »

I did, thanks, but I found that the SDFtool will not detect my slimline drive, as it's only for full-size desktop drives.
Billycar11
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Joined: Sun Aug 24, 2014 5:49 am

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Billycar11 »

Fastnbulbous1969 wrote:
Mon Feb 23, 2026 1:57 pm
I did, thanks, but I found that the SDFtool will not detect my slimline drive, as it's only for full-size desktop drives.
that is not the case
post your makemkv drive info section it is likely your drive setup how is it connected usb to sata what adapter is it one in the guide?
Buy a drive from the guide and video maker: https://www.makemkv.com/forum/viewtopic ... 20&t=17831
UHD Drive Guide: https://www.makemkv.com/forum/viewtopic ... 16&t=19634
Auto flash kit $40 Email Billycar5924@gmail.com No attachments
Fastnbulbous1969
Posts: 6
Joined: Sun Feb 22, 2026 2:25 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Fastnbulbous1969 »

Thanks for your patience, I'm rusty at dealing with tweaking drive firmware.

Drive Information
OS device name: \Device\CdRom1
Current profile: BD-R SRM
Manufacturer: HL-DT-ST
Product: BD-RE BU40N
Revision: 1.05
Serial number: MO8PAKC0341
Firmware date: 2124-04-23 13:47
Bus encryption flags: 17

LibreDrive Information
Status: Possible, not yet enabled
Drive platform: MT1959
Fastnbulbous1969
Posts: 6
Joined: Sun Feb 22, 2026 2:25 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Fastnbulbous1969 »

I can't edit my response as it's not showing up yet, but it's only connection is USB-C.
Coopervid
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Joined: Tue Feb 19, 2019 10:32 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Coopervid »

Fastnbulbous1969 wrote:
Tue Feb 24, 2026 4:25 pm
I can't edit my response as it's not showing up yet, but it's only connection is USB-C.
You can flash it. Read the UHD guide. If on Linux / Mac you must use enc in your command line.

viewtopic.php?f=16&t=19634
Fastnbulbous1969
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Joined: Sun Feb 22, 2026 2:25 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Fastnbulbous1969 »

I'm re-reading that thread, and in the "The all you need firmware pack," I only see the stock firmware I already had for LG slim BU40N, not the patched BU40N 1.03 MK that I thought I need in order to bypass the lock for downgrade protection/encrypted firmware/anti-rollback checks.
Coopervid
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Joined: Tue Feb 19, 2019 10:32 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Coopervid »

Fastnbulbous1969 wrote:
Tue Feb 24, 2026 9:26 pm
I'm re-reading that thread, and in the "The all you need firmware pack," I only see the stock firmware I already had for LG slim BU40N, not the patched BU40N 1.03 MK that I thought I need in order to bypass the lock for downgrade protection/encrypted firmware/anti-rollback checks.
Read again. You are wrong.
Fastnbulbous1969
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Joined: Sun Feb 22, 2026 2:25 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Fastnbulbous1969 »

Okay, again:

"If your external Buffalo / Archgon / LG BU40N has encrypted firmware, flash BU40N 1.03-MK first, then you can either leave it as is or flash BU40N 1.00 or Buffalo BU / BN firmware if you want to."

I don't see the BU40N 1.03-MK in the all you need firmware pack, only the stock firmware: HL-DT-ST-BD-RE_BU40N-1.03-NM00000-211810241934.bin
Coopervid
Posts: 4318
Joined: Tue Feb 19, 2019 10:32 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by Coopervid »

Fastnbulbous1969 wrote:
Tue Feb 24, 2026 9:59 pm
Okay, again:

"If your external Buffalo / Archgon / LG BU40N has encrypted firmware, flash BU40N 1.03-MK first, then you can either leave it as is or flash BU40N 1.00 or Buffalo BU / BN firmware if you want to."

I don't see the BU40N 1.03-MK in the all you need firmware pack, only the stock firmware: HL-DT-ST-BD-RE_BU40N-1.03-NM00000-211810241934.bin
Read again. No stock firmware.
MartyMcNuts
Posts: 4716
Joined: Wed Nov 22, 2017 11:45 pm

Re: Hit a wall with Slimline Flasher. OmniDrive bundle?

Post by MartyMcNuts »

Fastnbulbous1969 wrote:
Tue Feb 24, 2026 9:59 pm
Okay, again:

"If your external Buffalo / Archgon / LG BU40N has encrypted firmware, flash BU40N 1.03-MK first, then you can either leave it as is or flash BU40N 1.00 or Buffalo BU / BN firmware if you want to."

I don't see the BU40N 1.03-MK in the all you need firmware pack, only the stock firmware: HL-DT-ST-BD-RE_BU40N-1.03-NM00000-211810241934.bin
These are one and the same. If it has "NM" in it then it is the MK firmware and it is easier to say MK than NM00000-21.....
Cheers :D
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For UHD enabled drives (AU/NZ/SG + Others) & DIY Single Drive Flasher (WW): https://uhdenableddrives.com
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