Adjusting figure captions in LaTeX using the caption command. A minimal working example.

figureCaption.tex

\documentclass[11pt,letterpaper]{article}
\usepackage{caption}
\usepackage{graphicx}
\pagestyle{empty}

\begin{document}

\begin{figure}
	\begin{center}
		\includegraphics[scale=0.3]{fsu}
	\end{center}
	\caption{Using the default figure environment.}
\end{figure}

\begin{figure}
	\begin{center}
		\includegraphics[scale=0.3]{fsu}
	\end{center}
	\caption*{Remove caption label using the \texttt{caption} package.}
\end{figure}

\begin{figure}
	\captionsetup{name=Photo}
	\begin{center}
		\includegraphics[scale=0.3]{fsu}
	\end{center}
	\caption{Change Figure to Photo using \texttt{caption}.}
\end{figure}

% reset next figure number to arbitrary number + 1
\setcounter{figure}{1}
\renewcommand{\thefigure}{\arabic{figure}A}

\begin{figure}
	\begin{center}
		\includegraphics[scale=0.3]{fsu}
	\end{center}
	\caption{Adjust figure number and format.}
\end{figure}


\end{document}