\documentclass[sigconf,11pt]{acmart}
\usepackage{graphicx} % Required for inserting images
%%
%% \BibTeX command to typeset BibTeX logo in the docs
\AtBeginDocument{%
  \providecommand\BibTeX{{%
    \normalfont B\kern-0.5em{\scshape i\kern-0.25em b}\kern-0.8em\TeX}}}
%% Rights management information.  This information is sent to you
%% when you complete the rights form.  These commands have SAMPLE
%% values in them; it is your responsibility as an author to replace
%% the commands and values with those provided to you when you
%% complete the rights form.
\setcopyright{acmlicensed}
\copyrightyear{2024}
\acmYear{2024}
\acmDOI{XXXXXXX.XXXXXXX}
%% These commands are for a PROCEEDINGS abstract or paper.
\acmConference[MobiSys '24]{The 22nd ACM International Conference on Mobile Systems, Applications, and Services}{June 03--07,
  2024}{Tokyo, Japan}
\graphicspath{{./images/}} 
\begin{document}
\title{Poster: Poster Title}
\author{Author1}
\affiliation{%
  \institution{Affiliation 1}
  \streetaddress{Address}
  \city{City}
  \country{country}}
\email{email@domain.com}
\author{Author2}
\affiliation{%
  \institution{Affiliation 2}
  \streetaddress{Address}
  \city{City}
  \country{country}}
\email{email@domain.com}
\begin{abstract}
  Write abstract here...
\end{abstract}
%%
%% The code below is generated by the tool at http://dl.acm.org/ccs.cfm.
%% Please copy and paste the code instead of the example below.
%%
\begin{CCSXML}
<ccs2012>
 <concept>
  <concept_id>00000000.0000000.0000000</concept_id>
  <concept_desc>Applied computing, Life and medical sciences</concept_desc>
  <concept_significance>500</concept_significance>
 </concept>
 <concept>
  <concept_id>00000000.00000000.00000000</concept_id>
  <concept_desc>Human-centered computing, Ubiquitous and mobile computing</concept_desc>
  <concept_significance>300</concept_significance>
 </concept>
</ccs2012>
\end{CCSXML}
\ccsdesc[300]{Applied computing~Life and medical sciences}
\ccsdesc[300]{Human-centered computing~Ubiquitous and mobile computing}
%%
%% Keywords. The author(s) should pick words that accurately describe
%% the work being presented. Separate the keywords with commas.
\keywords{sample,keywords}
  
\maketitle
\section{Introduction}
  
This is just an example of citation~\cite{Knuth97}
\bibliographystyle{ACM-Reference-Format}
\bibliography{references}
\end{document}