Tag not monitored by Microsoft.
It seems that there may not be a direct way to access your comment history on the MSN homepage. The context provided indicates that feedback regarding MSN is directed through the Feedback link at the bottom of the MSN webpage, suggesting that if you're having trouble finding your comment history, you may want to reach out through that channel for assistance.
Additionally, if you're logged in and still unable to see your comment history, it might be worth checking if there are any updates or changes to the MSN platform that could be affecting this feature.
References: