Problem with external LG WP50NB40

Forum for discussions about UHD-capable dives
MartyMcNuts
Posts: 4934
Joined: Wed Nov 22, 2017 11:45 pm

Re: Problem with external LG WP50NB40

Post by MartyMcNuts »

Jarom wrote: Thu Dec 04, 2025 10:12 pm Sorry to ask: But what is the difference between
  • BP50NB40-NB40-1.00-Clean.bin.zip
  • DE_LG_BU40N_1.00
BP50NB40-NB40-1.00-Clean.bin is for silly people that have flashed their older, incompatible BP50NB40 SVC NB40 drive and are trying to unbrick it.

LG BU40N 1.00 is the original firmware for the official UHD drive, LG BU40N.
Cheers :D
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MikeMike
Posts: 2
Joined: Sun Jan 04, 2026 1:27 pm

Re: Problem with external LG WP50NB40

Post by MikeMike »

MartyMcNuts wrote: Sat Dec 03, 2022 7:19 am
scarpogre wrote: Fri Dec 02, 2022 2:34 am Hello everyone.

I have an external lg drive WP50NB40 svc Code NB40. I made a big mistake flashing it with the MK firmware pack for UHD. I flashed it with the MK Firmware WP50NB40-NB50. Now the drive is a brick I cannot find the original firmware to get make my drive work again. Can anyone share a link to the original firmware or is there another way to get this drive to work again?

Thanks for any help
Can you try this and let us know if it works. Please download the attached firmware file.

1. Using SDFtool Flasher, select your drive
2. Select RECOVERY mode
3. In the popup window select the current firmware that is on the drive (whatever you flashed it to) -
4. In the firmware drop down box select the attached firmware (which is the original BP50NB40 (NB40) 1.00 firmware)
5. Press START.

Let us know what happens.
I have the similar problem. How I can flash my Slim Drive ? Do I need the old firmware ? How to get it ?
I created the Dump File -? dump_user_HL-DT-ST_BD-RE_BP55EB40_1.03_212005070924_SIKZZICNI2648
I had this (1.03) firmware form the manufacturer website.
MikeMike
Posts: 2
Joined: Sun Jan 04, 2026 1:27 pm

Re: Problem with external LG WP50NB40

Post by MikeMike »

venospls
Posts: 2
Joined: Fri Jul 03, 2026 5:41 am

Re: Problem with external LG WP50NB40

Post by venospls »

MartyMcNuts wrote: Sat Dec 03, 2022 7:19 am
scarpogre wrote: Fri Dec 02, 2022 2:34 am Hello everyone.

I have an external lg drive WP50NB40 svc Code NB40. I made a big mistake flashing it with the MK firmware pack for UHD. I flashed it with the MK Firmware WP50NB40-NB50. Now the drive is a brick I cannot find the original firmware to get make my drive work again. Can anyone share a link to the original firmware or is there another way to get this drive to work again?

Thanks for any help
Can you try this and let us know if it works. Please download the attached firmware file.

1. Using SDFtool Flasher, select your drive
2. Select RECOVERY mode
3. In the popup window select the current firmware that is on the drive (whatever you flashed it to)
4. In the firmware drop down box select the attached firmware (which is the original BP50NB40 (NB40) 1.00 firmware)
5. Press START.

Let us know what happens.



BP50NB40-NB40-1.00-Clean.bin.zip
I hate to revive an old topic. But due to my misunderstanding I also ended up in the same boat as OP. Is it possible to get the attached 1.00 Firmware again? I'd like to attempt to recover my WP50NB40 NB40. Thanks!
MartyMcNuts
Posts: 4934
Joined: Wed Nov 22, 2017 11:45 pm

Re: Problem with external LG WP50NB40

Post by MartyMcNuts »

venospls wrote: Fri Jul 03, 2026 5:46 am
MartyMcNuts wrote: Sat Dec 03, 2022 7:19 am
scarpogre wrote: Fri Dec 02, 2022 2:34 am Hello everyone.

I have an external lg drive WP50NB40 svc Code NB40. I made a big mistake flashing it with the MK firmware pack for UHD. I flashed it with the MK Firmware WP50NB40-NB50. Now the drive is a brick I cannot find the original firmware to get make my drive work again. Can anyone share a link to the original firmware or is there another way to get this drive to work again?

Thanks for any help
Can you try this and let us know if it works. Please download the attached firmware file.

1. Using SDFtool Flasher, select your drive
2. Select RECOVERY mode
3. In the popup window select the current firmware that is on the drive (whatever you flashed it to)
4. In the firmware drop down box select the attached firmware (which is the original BP50NB40 (NB40) 1.00 firmware)
5. Press START.

Let us know what happens.



BP50NB40-NB40-1.00-Clean.bin.zip
I hate to revive an old topic. But due to my misunderstanding I also ended up in the same boat as OP. Is it possible to get the attached 1.00 Firmware again? I'd like to attempt to recover my WP50NB40 NB40. Thanks!
First post of SDFtool, flasher thread.
Cheers :D
----------------------------------------------------------------------------------------------------------------------------
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Sayaka
Posts: 98
Joined: Sat Feb 28, 2026 3:00 pm

Re: Problem with external LG WP50NB40

Post by Sayaka »

Personally, I am getting a "The selected attachment does not exist anymore." error when clicking on the download link for that firmware.
MartyMcNuts
Posts: 4934
Joined: Wed Nov 22, 2017 11:45 pm

Re: Problem with external LG WP50NB40

Post by MartyMcNuts »

Sayaka wrote: Fri Jul 03, 2026 10:57 pm Personally, I am getting a "The selected attachment does not exist anymore." error when clicking on the download link for that firmware.
Perhaps, the Admins removed it. There were far too many attachments cluttering up the forum and making it almost unusable.
Cheers :D
----------------------------------------------------------------------------------------------------------------------------
** NEW Single Drive Flasher ** available worldwide! https://payhip.com/b/MyeJ9
venospls
Posts: 2
Joined: Fri Jul 03, 2026 5:41 am

Re: Problem with external LG WP50NB40

Post by venospls »

MartyMcNuts wrote: Fri Jul 03, 2026 10:39 pm
venospls wrote: Fri Jul 03, 2026 5:46 am
MartyMcNuts wrote: Sat Dec 03, 2022 7:19 am

Can you try this and let us know if it works. Please download the attached firmware file.

1. Using SDFtool Flasher, select your drive
2. Select RECOVERY mode
3. In the popup window select the current firmware that is on the drive (whatever you flashed it to)
4. In the firmware drop down box select the attached firmware (which is the original BP50NB40 (NB40) 1.00 firmware)
5. Press START.

Let us know what happens.



BP50NB40-NB40-1.00-Clean.bin.zip
I hate to revive an old topic. But due to my misunderstanding I also ended up in the same boat as OP. Is it possible to get the attached 1.00 Firmware again? I'd like to attempt to recover my WP50NB40 NB40. Thanks!
First post of SDFtool, flasher thread.
Yes sir, I did check there as well. Seems the file has been removed?
Sayaka
Posts: 98
Joined: Sat Feb 28, 2026 3:00 pm

Re: Problem with external LG WP50NB40

Post by Sayaka »

Huh. Well, would you look at that. For some reason, I had it on my computer. No idea why, since I don't need it and probably never will. Anyway : https://mega.nz/file/mnwHlbbS#mphALHyxo ... j37GAxoxLU
venospls
Posts: 2
Joined: Fri Jul 03, 2026 5:41 am

Re: Problem with external LG WP50NB40

Post by venospls »

That is pretty nifty lol. Thanks for the upload. Now let's see if I can get this thing working again.

edit: and it worked! Thanks again!
Last edited by venospls on Fri Jul 03, 2026 11:47 pm, edited 1 time in total.
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