Noise layer & How to Fake Color-Gel Lighting in Photoshop!

https://youtu.be/i62OGELr5S4?t=1008

• Ctl Sh N (new layer)
• Overlay
• check "Fill with Overlay-Neutral color
• Filter > Convert for Smart Filters
• Filter > Noise > Add Noise (35-40)
• Gaussian blur (0.8)
• Layer Opacity = 35%