LaTeX two-column figure bottom of the first-page.

two_column.tex

% The trick is with the following package. You **need** to use the following package.
\usepackage{nidanfloat}

% ....

% Put your figure near the first page content.
\begin{figure*}[b]
    \centering
    \def\svgwidth{\textwidth}
    \import{sections/images/}{some_figure.pdf_tex}
    \caption{Some caption.}
    \label{fig:some_label}
\end{figure*}