The Samsung Galaxy S8 has received an extraordinary screen with the Infinity Display. This is the unique feature of the smartphone and has been elaborately manufactured.
Unfortunately it is quite possible that this can be damaged during the production process or even through a fall.
Therefore, you should definitely test once, best after the purchase, whether the display functions properly and the colors red, green, blue can be displayed correctly. This works best on the Samsung Galaxy S8 as follows:
Start from the Home screen of your Samsung Galaxy S8 and then open the phone app. Now change to the keypad and enter the following code:
This will now show you the Samsung service menu. In this window, you can test the screen as follows:
Tap the following fields:
You can check whether a pixel of the display is not functioning correctly. You would see that a black dot is visible on the display. We hope that the display of your Samsung Galaxy S8 works perfectly and you do not have to make use of the guarantee of the smartphone.