Maybe start simple

main.tex

@@ -1,5 +1,5 @@
 \documentclass[a4, 12pt]{article}
-%\usepackage[utf8]{inputenc} % Not needed with XeLaTeX
+\usepackage[utf8]{inputenc}
 \usepackage[T1]{fontenc}
 
 % Maths
@@ -9,50 +9,12 @@
 % SI unit
 \usepackage{siunitx}
 
-% Fancy headers and footers
-\usepackage{fancyhdr}
-\usepackage{lastpage}
-
 \begin{document}
 
 Hello world
 
-{\centering \it
-This page would be intentionally left blank\\
-$\dots$\\
-if I did not wish to inform you about that.\par}
-
-\vspace{\fill}
-
-% Table of contents
 \newpage
-\thispagestyle{empty}\addtocounter{page}{-1}
-\tableofcontents
-
-% List of figures
-\newpage
-\thispagestyle{empty}\addtocounter{page}{-1}
-\listoffigures
-
-% List of algorithms
-\newpage
-\thispagestyle{empty}\addtocounter{page}{-1}
-\listofalgorithms
-
-\renewcommand{\headrulewidth}{1pt}
-\renewcommand{\footrulewidth}{1pt}
-\renewcommand{\headheight}{15pt}
-
-\pagestyle{fancy}
-\fancyhf{}
-\rhead{\rightmark}
-\lhead{\leftmark}
-\lfoot{Solal Nathan - ARPE Report}
-\rfoot{\thepage  \hspace{2pt} / \pageref{LastPage}}
-
 
 Plop test
 
-
 \end{document}
-