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MakeMKV v1.15.1 win(x64-release) started
Debug logging enabled, log will be saved as C:\Users\Owner/MakeMKV_log.txt
DEBUG: Code 3221225506 at 266L9_:?HCenQ;[b:213139345
The program can't find any usable optical drives.

LG Black 16X Blu-Ray BDXL SATA Internal Rewriter with 3D Playback, Model BH16NS40

SET UP
OS Name Microsoft Windows 10 Education
Version 10.0.18363 Build 18363
Other OS Description Not Available
OS Manufacturer Microsoft Corporation
System Name IG88
System Manufacturer To Be Filled By O.E.M.
System Model To Be Filled By O.E.M.
System Type x64-based PC
System SKU To Be Filled By O.E.M.
Processor AMD Ryzen 7 2700X Eight-Core Processor, 3700 Mhz, 8 Core(s), 16 Logical Processor(s)
BIOS Version/Date American Megatrends Inc. P2.00, 12/17/2018
SMBIOS Version 3.0
Embedded Controller Version 255.255
BIOS Mode UEFI
BaseBoard Manufacturer ASRock
BaseBoard Product X470 Taichi

SORRY IF THIS IS IN THE WRONG PLACE.

As popular as this question is, you would think people could search for "usable optical" and find one of the dozens of discussions on it since Windows 10 broke things in October of 2019...

Most recent, with answer: https://makemkv.com/forum/viewtopic.php ... 99&p=91271