\documentclass[size=43,qrcode=3cm]{wifi}

\usepackage{multirow} % cell taking multiple rows
\usepackage{trimclip} % pretty two table aligned

\def\ssid{YourSSID}
\def\code{ABCDEFGHIJKL123456}

\def\ssidi{\ssid\_guest}
\def\codei{MNOPQRSTUVWXYZ789}

\begin{document}

Wi-Fi with guest

\vspace{1cm}

\newsavebox\wifis
\savebox\wifis{
  \begin{tabular}{|c|c|c|}
    \hline
    SSID & \ssid                 &
    \multirow{2}*{\qrc{\code}{\ssid}}   \\
    \cline{1-2}
    PASS & \insertspaces{\code}  &      \\
    \hline
    SSID & \ssidi                &
    \multirow{2}*{\qrc{\codei}{\ssidi}} \\
    \cline{1-2}
    PASS & \insertspaces{\codei} &      \\
    \hline
  \end{tabular}
}
\clipbox{0pt 103pt 0pt 0pt}{\usebox\wifis}
\clipbox{0pt 0pt 0pt 103pt}{\usebox\wifis}
\end{document}