In the Project panel (Window > Projects), click on the New icon and select Adjustment Layer.
Drag and drop the adjustment layer into your timeline (above your video clip).
Stretch the adjustment layer to the size of your video clip.
In the Effects panel (Window > Effects), search for “Lumetri Color”.
Drag and drop the Lumetri Color effect to the adjustment layer.
In the Effects Control panel (Window > Effects Control), go to Lumetri Color > Creative > Look > Browse. Browse for the a LUT from the LUTs folder then click Open.
Note: The skin tone protected LUTs are labeled with an S (ex. Preset S.cube).
To change the opacity, adjust the Intensity setting.
Note: Best Luts LUTs are designed to be used at 75% as a starting point. This gives you headroom for a stronger effect (ex. 100%) without any artificial calculations. Please check the tones carefully if you are using any amount above 100%.