Hi, I've just bought a Nikon D750 loaded my RAW files into Lightroom but there are no camera calibration options for them. I previously had the Nikon ones for when I used my D90 but now they're not showing and I can't find the download anywhere. Its driving me bonkers. I've download the DNG converter and another Adobe update but it's not helping. Thank you
Please refer the below links to manually add or create your own camera lens profile.
Let me know if this helps.
Do you have any calibration options at all available to you?