I tried the following \setuphead[chapter][align=middle,header=empty,footer=empty] \setuphead[section][align=middle,number=no] \setuphead[subsection][align=middle,number=yes,sectionsegments=subsection,conversion=g] \mainlanguage[spanish] \definefallbackfamily[mainface][rm][newgardiner][range=egyptianhieroglyphs, force=yes] \definefallbackfamily[mainface][rm][quivira][range={ancientgreeknumbers,phoenician}, force=yes] \definefallbackfamily[mainface][rm][notosanscuneiform][range={cuneiform,cuneiformnumbersandpunctuation}, force=yes] \definefallbackfamily[mainface][rm][Noto Serif CJK KR][preset=range:korean, force=yes] \definefallbackfamily[mainface][rm][quivira][range={greekandcoptic,greekextended}, force=yes] \definefallbackfamily[mainface][ss][CMU Sans Serif][preset=range:greek, force=yes] \definefallbackfamily[mainface][tt][CMU Typewriter Text][preset=range:greek, force=yes] \definefontfamily[mainface][rm][Latin Modern Roman][sc=file:lmromancaps10regular] \definefontfamily[mainface][ss][Latin Modern Sans] \definefontfamily[mainface][tt][Latin Modern Typewriter] \definefontfamily[mainface][mm][Latin Modern Math] \setupbodyfont[mainface,10pt] \setuplayout[backspace=2cm,topspace=2cm] \definepapersize[nice][width=180mm,height=250mm] \setuppapersize[nice][nice] \setupinteraction[state=start] \placebookmarks[chapter,section,subsection][chapter,section,subsection] \setupinteractionscreen[option=bookmark] \setupindenting[medium,yes] \definestructureconversionset [frontpart:pagenumber] [] [romannumerals] \startsectionblockenvironment [bodypart] \setcounter [userpage] [1] \stopsectionblockenvironment \setuppagenumbering[location=,alternative=doublesided] \setupheadertexts[\setups{text right}][][][\setups{text left}] \startsetups[text right] \rlap{} \hfill \sc \getmarking[section] \hfill \llap{\userpagenumber} \stopsetups \startsetups[text left] \rlap{\userpagenumber} \hfill \sc \getmarking[chapter] \hfill \llap{} \stopsetups \startfrontmatter Hello \completecontent \stopfrontmatter \startbodymatter \startchapter[title=yay] \startsection[title=wow] \startsubsection[title=Text] Bye \stopsubsection \stopsection \stopchapter \stopbodymatter \stoptext What is puzzling to me is the absence of subsection labels. What I expect is: 1. Yay Wow α. Text However, what I've got is: 1. Yay Wow Text It's weird that bookmarks and TOC correctly show α before "Text". I don't know what is wrong. Thank you in advance.