To access the Accessibility features on your Android device to open the Settings app .
In the Settings app, select Accessibility from the list.
On the Accessibility screen, scroll down to the Display section and select Colour correction.
On the next screen, select Use Colour correction and set the toggle switch to On.
The default colour correction mode is Deuteranomaly (red-green). To change the mode, select Correction mode and choose from:
Note: we have written these instructions for devices running the standard version of the Android operating system. You may find some minor presentation differences if the manufacturer has customised the theme.