The feature basically turns the screen into black and white to save battery.
What is The Grayscale Mode?
Grayscale mode is a new feature thats seen on new Android smartphones.

The feature is added to save battery life.
The new feature basically turns your smartphones screen into black and white.
There you should probably tap on the Build number 7-10 times in a row.

You will see a new option You are now a developer!
Step 2.Now open options again and scroll down.
You will now see the Developer Option.

Step 5.Now press the home button and you will see the new black and white mode.
Thats it, you are done!
This is how you’re free to enable Grayscale mode on any Android smartphone.

Step 2.Once downloaded, initiate the app and you will be presented with the User Guide.
Read it to understand how grayscale mode works and what are the benefits.
Step 3.Now you will see a screen like below.

Here you oughta turn on the Grayscale mode.
It will ask you to grant the root access.
If you dont have a rooted gadget, then you gotta choose the ADB method.

Step 4.Once done, you will see a new Gray Switch tile added to the notification panel.
Step 5.Just tap on the Gray switch tile to turn on the Grayscale mode.
Thats it, you are done!

This is how you’re free to use Gray Switch app to enable grayscale mode on Android.
So, these are the two best methods to enable Grayscale mode on Android.
If you have any other doubt, let us know in the comment box below.

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