J'ai éteint et ralumer mon PC, et finalement il ya du mieux :
Trying /dev/ttyUSB0
Could not connect to or enter programming mode on /dev/ttyUSB0, might not be a printer or just not allow programming mode
Changing monitoring state from "Detecting serial port" to "Error: Failed to autodetect serial port, please set it manually."
Failed to autodetect serial port, please set it manually.
ICe n'est plus un souci d'autorisation visiblement...