\documentclass[portrait]{a0poster}
% Note: if package conflicts occur, try importing them before poster_setup
\usepackage{poster_setup}
% for example text in columns
\usepackage{lipsum}
\usepackage{float}
\usepackage{multicol}
\columnsep=60pt % spacing between columns
\columnseprule=0pt % vertical line between columns
\usepackage{amsfonts, amsmath, amsthm, amssymb} % For math fonts, symbols and environments
\title{
\vspace{3cm} % Ensuring the title is below the logo
An Example Title for a Poster in VeryHuge Font}
% \veryHuge \\ And I Can Also Have a Subtitle -- Smaller Font Possible \\}
% Single Affiliation
% \author{T.~Author1, T.~Author2, and T.~Author3\\TRIUMF, Vancouver, BC, Canada}
% Multiple Affiliations
\author[1]{A.~Author1}
\author[2]{B.~Author2}
\author[1]{C.~Author3}
\author[1,2]{D.~Author4}
\affil[1]{Hyper Inc., Hawthorne, CA, United States}
\affil[2]{Loop Research Centre, D\"ubendorf, Switzerland}
\date{\vspace{-5ex}} %% comment to include date
\begin{document}
\maketitle
\thispagestyle{fancy}
\vspace{5mm}
\begin{multicols}{2}
\large
\input{Chapters/0. Abstract}
\input{Chapters/1. Introduction}
\input{Chapters/2. Methodology}
\input{Chapters/3. Results}
\input{Chapters/4. Discussion}
\input{Chapters/5. Conclusion}
\end{multicols}
\end{document}