A52 5G issues

[rai-rai]

How do you resolve Samsung Galaxy A52 5G issues like:

1. Flickering light in the screen when someone is calling.

2. Receiving text messages when on airplane mode.

3. Heating phone while on charging.

Appreciate your replies. Thanks.

As of 5/9/21 - please see below comments of the attached pictures for your reference. Thanks.

[rai-rai]

Hi. The issue have been solved. The problem is the LCD. They already changed the LCD.