[How to video] Enable Night Shift to Reduce Eye Strain on old Mac models or unsupported Macs running macOs Sierra 10.12.4 or above.
It is recommended to backup your Mac before applying:
Disable SIP (System Integrity Protection) :
Command+R ...... Utilities ..... Terminal .... csrutil disable
Code 1: To patch
Get First code here : https://goo.gl/TiWl5W
Code 2: To revert
Get 2ed code here : https://goo.gl/TiWl5W
Enable SIP (System Integrity Protection) :
Command+R ...... Utilities ..... Terminal ... csrutil enable
For more information you can follow the GitHub link, Thanks to pookjw for hes work: https://github.com/pookjw/NightPatch
Night shift alternative f.lux : https://justgetflux.com/