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\begin{figure}[!htbp]
\centering
\includegraphics[scale=0.7]{Figures/image_name.format}
\caption{Write caption here.}
\label{Write label to use to refer}
\end{figure}
\begin{figure}
\centering
\begin{subfigure}[t]{0.5\textwidth}
\includegraphics[width=1\textwidth]{Figures/image_name.format}
\caption{Write sub caption here.}
\label{Write label here}
\end{subfigure}
\begin{subfigure}[t]{0.5\textwidth}
\includegraphics[width=1\textwidth]{Figures/image_name.format}
\caption{Write sub caption here.}
\label{Write label here}
\end{subfigure}
\caption{Write Main Caption Here.}
\label{SNR2Compare}
\end{figure}
\color{blue}
\color{black}
\color{red}
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https://www.tablesgenerator.com/
https://tableconvert.com/latex-generator
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\begin{table}[!tb]
\centering
\caption{Parameter Details for Performance Analysis}
\begin{tabular}{|c|c|c|lllll}
\cline{1-3}
\textbf{Parameters} & \textbf{Value} & \textbf{Description} & & & & & \\ \cline{1-3}
\textit{Freq} & 28 GHz & Used frequency & & & & & \\ \cline{1-3}
\textit{Data Rate} & 100 Gbps & Upto Data Rate & & & & & \\ \cline{1-3}
\textit{TCP Threshold} & 1000 Mbps & Segment size = 6000 & & & & & \\ \cline{1-3}
\textit{Buildings} & 6-10 & Random buildings & & & & & \\ \cline{1-3}
\textit{Speed} & 1.5 m/s & Speed in randomly & & & & & \\ \cline{1-3}
\textit{Packet} & 1600 & No. of packet size & & & & & \\ \cline{1-3}
\textit{System BW} & 1 Gbps & Allocated by gNB & & & & & \\ \cline{1-3}
\end{tabular}
\label{tab:ex}
\end{table}
\begin{equation}\label{eq1}
\begin{aligned}
SINR _{i} \doteq\frac{\ P_{r,i}}{\sum_{m\neq i}^M I _{m}+ N _{0} }
\end{aligned}
\end{equation}
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\comm{
}
or
\begin{comment}
\end{comment}
\begin{algorithm}
\caption{Put your caption here}
\begin{algorithmic}[1]
\Procedure{Roy}{$a,b$} \Comment{This is a test}
\State System Initialization
\State Read the value
\If{$condition = True$}
\State Do this
\If{$Condition \geq 1$}
\State Do that
\ElsIf{$Condition \neq 5$}
\State Do another
\State Do that as well
\Else
\State Do otherwise
\EndIf
\EndIf
\While{$something \not= 0$} \Comment{put some comments here}
\State $var1 \leftarrow var2$ \Comment{another comment}
\State $var3 \leftarrow var4$
\EndWhile \label{roy's loop}
\EndProcedure
\end{algorithmic}
\end{algorithm}
\begin{figure*}[!htbp]
\begin{subfigure}{0.3\textwidth}
\centering
\includegraphics[scale=0.3]{Figures/1.png}
\caption{Model}
\label{fig:crtt_1}
\end{subfigure}\hspace*{\fill}
\begin{subfigure}{0.3\textwidth}
\centering
\includegraphics[scale=0.3]{Figures1.png}
\caption{model}
\label{fig:grtt_1}
\end{subfigure}\hspace*{\fill}
\begin{subfigure}{0.3\textwidth}
\centering
\includegraphics[scale=0.3]{Figures/1.png}
\caption{Model}
\label{fig:rd2drtt_1}
\end{subfigure}\hspace*{\fill}
\caption{Models.}
\label{fig:TCP(RTT)}
\end{figure*}