First, make sure that SSH is enabled on your box — by default, on a fresh install, it is enabled. Check your
/userdata/system/batocera.conf file and make sure you have:
When SSH is enabled, the only Linux user on a Batocera system is
For passwordless authentication, you can add your public SSH keys (from
~/.ssh/id_rsa.pub on your client machine) to the list of authorized keys on your Batocera box into the file
Windows users are advised to use Putty to connect through ssh: https://www.putty.org
Linux and MacOSX users can use command line
ssh from a terminal.