updated info

sample.tex

@@ -57,7 +57,7 @@
     \item Set document class \verb=\documentclass[aspectratio=169]{beamer}=
     \item Set theme \verb=\usetheme{aarhusuniversity}=
 \end{enumerate}
-\footnotetext{See https://gitlab.au.dk/henrikkorsgaard/au-beamer-template for more information}
+\footnotetext{See https://gitlab.au.dk/henrikkorsgaard/au-beamer-template or https://tex.stackexchange.com/a/199480 for more information}
 \end{frame}
 
 \begin{frame}[fragile,AUClean]{Using with Overleaf}