Can you please provide a better description of what are you looking for? Only dialog or window option is when you convert to indexed color.
Image >> Mode >> Indexed Color
![Screen Shot 2019-03-21 at 9.40.46 AM.png](/legacyfs/online/1716148_Screen Shot 2019-03-21 at 9.40.46 AM.png)
Or might you be looking for lookup adjustment layer, and the options are under properties?
![Screen Shot 2019-03-21 at 9.44.52 AM.png](/legacyfs/online/1716165_Screen Shot 2019-03-21 at 9.44.52 AM.png)