Run it
Copy the script and paste it into your executor.
local Lighting = game:GetService("Lighting")
Lighting.Ambient = Color3.fromRGB(255, 255, 255)
Lighting.OutdoorAmbient = Color3.fromRGB(255, 255, 255)
Lighting.Brightness = 2
Lighting.ShadowSoftness = 0
Lighting.GlobalShadows = falseFor those who wanted to know the fullbright code like other scripts that used the fullbright script, here it is!!!

Universal