Report of folio definition:
type="embed://import/10_electric/10_allpole/100_folio_referencing/01coming_arrow.elmt
or
type="embed://import/10_electric/10_allpole/100_folio_referencing/02going_arrow.elmt
<elements>
<element x="170" z="10" uuid="{c9cd8b6a-ff35-4758-9573-e4df02f44ca7}" type="embed://import/10_electric/10_allpole/100_folio_referencing/01coming_arrow.elmt" orientation="0" freezeLabel="false" prefix="" y="110">
<terminals>
<terminal x="9" id="0" orientation="1" y="0"/>
</terminals>
<inputs/>
<dynamic_texts>
<dynamic_elmt_text x="-44" Halignment="AlignLeft" text_width="-1" font="Sans Serif,9,-1,5,50,0,0,0,0,0" uuid="{d054d7c1-8c1e-4871-aeef-72783166d3ef}" rotation="0" frame="false" keep_visual_rotation="true" text_from="ElementInfo" Valignment="AlignTop" y="-11.5">
<text></text>
<info_name>label</info_name>
</dynamic_elmt_text>
</dynamic_texts>
<texts_groups/>
</element>
Is easy to change font size, like "Sans Serif,9,-1,5,50,0,0,0,0,0 to "Sans Serif,19,-1,5,50,0,0,0,0,0

Now report folio text is size 19.