Unknown option 'defaultcolor=red'.
The option defaultcolor=red
doesn't work, and the error occured: Unknown option 'defaultcolor=red'
.
The example code and results are as follows:
\documentclass[conference]{IEEEtran}
\IEEEoverridecommandlockouts
\usepackage[defaultcolor=red]{changes}
\begin{document}
\title{My Title}
\maketitle
\added{Added text, should be red} balabala.
\end{document}