I did 2 Push Request, first on the main branch and the second one on test.
Yes, the square box is a "µ" , can be change to "u". For my situation I resolved in Domoticz.
I did some tests on switched and they are working ok.

Thank you once again for your help and work!

Thank YOU!
One video will speak for me: https://youtu.be/bQmj5jpGSt8 ;)
This is the driver : esp32-8048S070C.h in /driver folder

#include <lgfx/v1/platforms/esp32s3/Panel_RGB.hpp>
#include <lgfx/v1/platforms/esp32s3/Bus_RGB.hpp>
#include <driver/i2c.h>

class LGFX: public lgfx::LGFX_Device ...

Great project!
I have a Sunton ESP32-8048S070 ESP32-S3 7inch with 8048S070C display, and based on 8048S043C I tried to integrate on https://github.com/YO8SDE/CYD-Domoticz-Remote/tree/8048C070C fork.
But on tests, I am able to see only the right half of the screen.
Touch screen is working ok and ...