@thaispookie Hi, please see:
https://github.com/loboris/MicroPython_ESP32_psRAM_LoBo/wiki/display#tftcompilefontfile_name-debug

https://github.com/loboris/MicroPython_ESP32_psRAM_LoBo/blob/master/MicroPython_BUILD/components/micropython/esp32/modules_examples/tft/font_tool/README.md