www.makemkv.com

Thanks a lot. Works. The old 1.03 Firmware seemed to have a lot of bugs. They are also gone now.

Hey Coopervid, also got this drive for free. Would love to be able to read UHD. Thanks in advance. Am Linux user but got my Windows Desktop prepared for flashing. Drive Information OS device name: J: Manufacturer: PIONEER Product: BD-RW BDR-UD03 Revision: 1.03 Serial number: [redacted] Firmware date...