Anyone uses TerreSculptor, Missing Buttons

I just recently found terresculptor, as i looked at some videos i notice that after i enter into Generator Noise Map on the right hand side is missing Okay, Preview, Default.the first photo is mine and the 2nd photo is of a video i screenshot to show what i mean. I have uninstalled and reinstalled. I also redid the computer still missing side panal

forgot to add, i have no clue how to get it show up