Latex shows the following code in this order:
Fig1
Conclusion
Fig2
\begin{figure}[h!]
\centering
\includegraphics[width=140mm]{fig1.png}
\caption{fig 1}
\label{fig:f1}
\end{figure}
\begin{figure}[h!]
\centering
\includegraphics[width=140mm]{fig2.png}
\caption{fig 2}
\label{fig:f2}
\end{figure}
\section{Conclusions}\label{conclusions}
conclusion goes here
Even changing h to H is not much better:
Conclusion
Fig1
Fig2
ht!. If you want to useHthen you need\usepackage{float}– summer Mar 17 '15 at 03:20Hdoes not work. – ar2015 Mar 17 '15 at 03:23hprevents the float going at top or bottom of pages and prevents it going on a page with just floats so makes it almost impossible to place – David Carlisle Mar 17 '15 at 08:35