I am using madrid theme in beamer using following code,
\documentclass{beamer}
\usetheme{Madrid}
\usecolortheme{beaver}
\usepackage{utopia}
\usepackage[normalem]{ulem}
\usepackage{graphicx}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage[utf8]{inputenc}
\usepackage{mathtools}
\usepackage{multicol}
\usefonttheme{professionalfonts}
\title[Title]{Title}
%\author{M. Saiful Bari\inst{1} \and Mr X\inst{2}}
\author{My Name\inst{1}}
\institute{
\inst{1}
Sample University testing and testing
}
\date{20 June, 2017}
\begin{document}
\frame{\titlepage}
\section{test}
\end{document}
The following output is generated,
Here see that my "Name and Institution" at the footer is cut down. How to extend more position for "Name and Institution". I have seen many post regarding the customization. I am new to latex. Please provide comment while writing code so that I can customize the theme by myself.
\author[Short Version]{Long Version}
.Short Version
goes into the footer.