Printers : Get Administrator password

[Sec13B]

I try to find a "solution" to get the Administrator password directly from printer,
Test Scan to Network Test OK
any "help" is welcome.

 

[Dread Pirate Roberts]

search for an option to make a configuration backup, it may contain the password.

 

[Sec13B]

printers i know dont have backup options

 

[Sec13B]

I try simple sudo nc -lvnp 1445

and i change the server ip from printer, nothing