Done caliberation on GB-LED since it pops up automatically, then I saw your info about calibration that sometimes its not correct.
is it correct or do i need to do it on White-LED
Here is the screen info:
5K Retina display
27-inch (diagonal) 5K Retina display
5120‑by‑2880 resolution with support for one billion colors
500 nits brightness
Wide color (P3)
True Tone technology
Configurable with nano-texture glass