Happy Coding!
// Pixel format: RGB565 LCD_Write_Command(0x3A); LCD_Write_Data(0x55);
Sam loaded the ghost image. It was 128x64 pixels, black and white. But the LCD didn't understand "pixels." The LCD understood —tiny storage boxes inside the screen's controller (like an SSD1306 or KS0108).
tft.writeCommand(ILI9341_PIXFMT); tft.writeData(0x55); // RGB565