Creating Accessible PDFs and Updating .tex Files in Overleaf
Outputting to an Accessible PDF from Overleaf
Write your document using the packages and practices described above.
Set the compiler to LuaLaTeX in Overleaf's settings.
Compile in Overleaf
Compiler: LuaLaTeX (required for MathML support)
TeX Live: 2025 or later
Compile and download the PDF.
Run the PDF through an accessibility checker such as Adobe Acrobat's Accessibility Checker or Blackboard Ally tool to verify tagging, reading order, and alt-text.