www.makemkv.com

Thank you.

My drive identifies itself as:

mtk:19:59:BUP1

Wouldn't boot="MT1959 Boot BUP3" be for a different hardware revision?

Should I use BUP1 instead, or should I wait for Billy's recommendation?

Additional test results:

I also tested the command line tool.

```
sdftool64.exe --all-yes -d G: rawflash -i "BP50NB40-NB40-1.00-Clean.bin"
```

The command completed with:

* Sending flash image to drive
* Programming flash
* Done successfully

However, after disconnecting and reconnecting the USB ...

Hello Marty,

I'm trying to recover an LG BP50NB40 drive and I'm out of ideas.

Drive information

* Model: HL-DT-ST BD-RE BP50NB40
* SVC: NB40
* Manufacture date: December 2016
* Original firmware: 1.00
* Platform: MT1959

What happened

1. Read original firmware successfully.
2. Flashed BP50NB40 ...