Issues configuring ropieee

Have a pi4 setup with dac and ropiee loaded and working fine on my local network but, would like to install zeortier on same. This way i can use this as a remote endpoint at work.

Have been trying to SSH into pi but keep failing on password, i thought is was; root

that doesnt work, i would also like to enable the hdmi output but again it all starts with access.

Anyone have any advice?

Maybe try this combination:

But from the excellent user guide: