Hi, I asked a friend with more skills than me for some help ✊   He acceed to the ssh server of the printer, logged in with ROOT and tried to launch Daid's command (seen above) to set the Hardware type ID to "9511".   But, an error occured, with this message (last line) : python3 /ulti_installer/configure_eeprom.py 9511 Traceback (most recent call last): File "/ulti_installer/configure_eeprom.py", line 24, in <module> eeprom = EEPROM() File "/ulti_instal