How to enable hidden ui on lg stylo 3

[Android Central Question]

Tried holding down settings icon and even tried switching my animation scale in developer options and it still won't work. I'm updated to 7.0 nougat

 

[B. Diddy]

Welcome to Android Central! This thread mentions that LG disabled the System UI Tuner on their devices running Nougat: https://community.boostmobile.com/t5/LG-Phones-Devices/System-UI-Tuner/td-p/6555