Multiple_TFT_Displays
Using multiple TFT displays with Bodmers TFT_ESPI library for the ESP32 https://github.com/Bodmer/TFT_eSPI
There are 2 examples here.
One for 2 displays, and one for 3 displays.
Youtube: https://youtu.be/WL8Xs5D2VUA
NOTE: The Triple_TFT example requires the use of 'ArduinoQueue' library by Einar Arnason. It can be found in the Arduino library manager, or here: https://github.com/EinarArnason/ArduinoQueue