Sign orchestral

Hello,
How can I place this sign in an orchestral score?
Thank you

It’s in layout options: https://steinberg.help/dorico/v2/en/dorico/topics/notation_reference/notation_reference_staves_system_dividers_showing_t.html

System Dividers:
https://steinberg.help/dorico/v2/en/dorico/topics/notation_reference/notation_reference_staves_system_dividers_showing_t.html

Thanks