diff --git a/project-examples/PHY-LaTeX-exam/PHY-exam-luamml.tex b/project-examples/PHY-LaTeX-exam/PHY-exam-luamml.tex
index b3dd28b9..aadbdc6d 100644
--- a/project-examples/PHY-LaTeX-exam/PHY-exam-luamml.tex
+++ b/project-examples/PHY-LaTeX-exam/PHY-exam-luamml.tex
@@ -9,9 +9,12 @@
 
 
 \renewcommand\DocumentMetadata[1]{}
-\ExplSyntaxOn
-\AddToHook{begindocument/end}{\__math_luamml_activate_write:}
-\ExplSyntaxOff
-
+\tagpdfsetup{
+% math/mathml/structelem,
+ math/mathml/luamml=true,
+ math/mathml/sources=,
+ math/alt/use=false,
+ math/tex/AF=false
+ }
 
 \input{PHY-exam}
diff --git a/project-examples/arxiv-1/2401.05361v1-se.tex b/project-examples/arxiv-1/2401.05361v1-se.tex
index 6b8eaae9..c05f177e 100644
--- a/project-examples/arxiv-1/2401.05361v1-se.tex
+++ b/project-examples/arxiv-1/2401.05361v1-se.tex
@@ -16,16 +16,15 @@
 
 \documentclass[11pt,a4paper]{article}
 
-\ExplSyntaxOn
-\luamml_flag_structelem:
-\ExplSyntaxOff
 
 \tagpdfsetup{
+ math/mathml/structelem,
  math/mathml/luamml=false,
  math/mathml/sources=,
  math/alt/use=false,
  math/tex/AF=false
  }
+
 %dpc\usepackage[latin1]{inputenc}
 \usepackage{unicode-math}\usepackage{amsmath}
 %dpc\usepackage{amsthm}
diff --git a/project-examples/bohr/47464-t-luamml.tex b/project-examples/bohr/47464-t-luamml.tex
index cabd17cd..e885fe7f 100644
--- a/project-examples/bohr/47464-t-luamml.tex
+++ b/project-examples/bohr/47464-t-luamml.tex
@@ -122,7 +122,7 @@
     title  %maketitle
    }
  }
-\tagpdfsetup{math/mathml/write-dummy}
+%\tagpdfsetup{math/mathml/write-dummy}
 \documentclass[12pt]{book}[2005/09/16]
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%% PACKAGES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
diff --git a/project-examples/example-3/Sample-AF-Math-LaTeX-luamml.tex b/project-examples/example-3/Sample-AF-Math-LaTeX-luamml.tex
index 32a7ea72..77204192 100644
--- a/project-examples/example-3/Sample-AF-Math-LaTeX-luamml.tex
+++ b/project-examples/example-3/Sample-AF-Math-LaTeX-luamml.tex
@@ -1,5 +1,9 @@
-\ExplSyntaxOn
-\AddToHook{begindocument/end}{\__math_luamml_activate_write:}
-\ExplSyntaxOff
+\tagpdfsetup{
+% math/mathml/structelem,
+ math/mathml/luamml=true,
+ math/alt/use=false,
+ math/tex/AF=false
+ }
+
 \input{Sample-AF-Math-LaTeX}