section line not visible

[deep70]

Hello everyone,
can you tell me the correct procedure to ensure that the section marks and relative line are visible?
Thank you all.

 

[MassiVonWeizen]

if with paint you would be useful. . .
What signs?
for the line go to the options of the document>viste>section

 

[deep70]

Thank you... I swear I was tempted. . .

 

[MassiVonWeizen]

I swear I was tempted. . .

with paint?
to change your options?
to say what I am the signs?

Please.