To that end: I purchased this drive: https://smile.amazon.com/gp/product/B07 ... UTF8&psc=1
Followed these instructions: viewtopic.php?t=19634
Still could not decrypt the discs.
Attempted to flash back to factory settings using LG_BU40N_1.04_Original_Flasher. Got error message:

Now the drive reports as attached image.
Can this be saved?