\documentclass[french,10pt,landscape]{article}
Avec l'extension `pgfmorepages` :
\documentclass[french,10pt]{article}
\usepackage[landscape]{geometry}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{babel}
\usepackage{lipsum}
\usepackage{nopageno}
\title{}
\date{}
\author{}
\usepackage{pgfmorepages}
\pgfmorepagesloadextralayouts
\pgfpagesuselayout{4 on 2, odd then even}[a4paper]
\begin{document}
\Huge
page 1
\clearpage
page 2
\clearpage
page 3
\clearpage
page 4
\end{document}\end{document}
![alt text][1]
[1]: https://texnique.fr/osqa/upfiles/Screenshot_2021-08-30_at_14.19.12.png