ΒΆ Why the LCD screen is flickering?
1. Refer to the video below to re-wire the LCD screen to see if it can be restored to normal.
https://drive.google.com/file/d/11i8kjgjPwlqzWlKW1EoqlkZEXpvwQQXq/view?usp=sharing
2. If it is still abnormal, reissue the LCD screen