It seems that selecting the Nvidia NVENC H.264 and HVEC hardware encoders will make the More Settings field disappear. Is this a known issue?
Another user reported the same issue with the use of the Intel QuickSync hardware encoders.
The current documentation indicates we should have the ability to add the options via the GUI, but the doc also states:
I'm guessing we can try incorporating them at the command line, but, in my mind, that defeats the usefulness of Handbrake (versus using FFmpeg directly).Experimental Linux support is available in HandBrake’s command line interface