\documentclass[20pt,,margin=1in,innermargin=-4.5in,blockverticalspace=-0.25in]{tikzposter}
\geometry{paperwidth=42in,paperheight=30.5in}
\usepackage[spanish]{babel}
\usepackage[utf8]{inputenc}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amsthm}
\usepackage{amssymb}
\usepackage{mathrsfs}
\usepackage{graphicx}
\usepackage{adjustbox}
\usepackage{enumitem}
\usepackage[backend=biber,style=numeric]{biblatex}
\usepackage{SUtheme}
\usepackage{hyperref}
\usepackage{mwe} % for placeholder images
\usepackage{caption}
\usepackage{subfig}
\usepackage{multirow}
\usepackage{colortbl}
\usepackage{lipsum}  
\usepackage{booktabs,eqparbox}
\usepackage{tabularx}
\usepackage{tabularray}
\usepackage{multirow}
\usepackage{colortbl}
\addbibresource{refs.bib}
% set theme parameters
\tikzposterlatexaffectionproofoff
\usetheme{SUTheme}
\usecolorstyle{SUStyle}
\usetitlestyle{Filled}
\usepackage[scaled]{helvet}
\renewcommand\familydefault{\sfdefault} 
\usepackage[T1]{fontenc}
\title{TITULO PRINCIPAL}
\author{AREA}
%\institute{}
%\titlegraphic{\includegraphics[scale=1.5]{su_logo/.png}}
% begin document
\begin{document}
\maketitle
%\centering
\begin{columns}
    \column{0.32}
    \block{ANTECEDENTES}{
\large
\lipsum[1]
\vspace{0.7cm}
    }
    
    \block{OBJETIVO}{
 \large
\lipsum[1]
\vspace{0.7cm}
    }
    \block{METODOLOGÍA}{
\lipsum[1-2]
}
\column{0.36}
\block{RESULTADOS}{
\large
\lipsum[1]
\large
\begin{tikzfigure}[Ejemplo]
    \includegraphics[width=0.4\linewidth]{imgs/lorem_ipsum.PNG}
 \label{fig: factores1}
\end{tikzfigure}
\large
\lipsum[1]  
\vspace{1cm}
\centering
\begin{tabular}{||c c c c||} 
 \hline
 Col1 & Col2 & Col2 & Col3 \\ [0.5ex] 
 \hline\hline
 1 & 6 & 87837 & 787 \\ 
 2 & 7 & 78 & 5415 \\
 3 & 545 & 778 & 7507 \\
 4 & 545 & 18744 & 7560 \\
 5 & 88 & 788 & 6344 \\ [1ex] 
 \hline
\end{tabular}
\label{table:1}
\vspace{1cm}
\lipsum[4]  
}
\column{0.32}
\block{}{
\large
\textbf{Lorem ipsum dolor sit }
eget sem vel leo ultrices bibendum. 
\begin{tikzfigure}[eget sem vel leo ultrices bibendum. ]
    \includegraphics[width=0.4\linewidth]{imgs/lorem_ipsum.PNG}
 \label{fig: factores2}
\end{tikzfigure}
\vspace{1.0cm}
eget sem vel leo ultrices bibendum. 
\begin{tikzfigure}[eget sem vel leo ultrices bibedf]
    \includegraphics[width=0.4\linewidth]{imgs/lorem_ipsum.PNG}
 \label{fig: factores3}
\end{tikzfigure}
   
}
    
\block{CONCLUSIONES}{
\normalsize
\lipsum[5]  
\vspace{0.5cm}
    }
\block{  PROPUESTAS  }{
\large
\normalsize
\lipsum[5]  
}
    
    \block{ANEXOS}{
    
\href{https://www.google.com/}{ \color{blue}\textbf{DOCUMENTO COMPLEMENTARIO-ENLACE}}
}
\end{columns}
\end{document}