Can a Pope be deposed ("impeached")? Here are some conservative and far-right Roman Catholic websites that discuss the issue:
First, is Pope Francis a heretic?
https:// www.crisismagazine.com/2015/can-pope-heretic
Was he properly and validly elected?
https:// catholictruthblog.com/2013/12/30/was-pope-francis-canonically-elected/
What were his actions (or lack thereof)?
https:// www.catholicamericanthinker.com/Self-Deposing-Pope.html
40 experts held a conference in Paris regarding โThe Deposition of a Heretical Popeโ (pre-conference article):
https:// www.churchmilitant.com/news/article/paris-conference-explores-question-of-deposing-pope
Conference description (in French):
https:// univ-droit.fr/actualites-de-la-recherche/manifestations/22670-la-deposition-du-pape
Post-conference report:
https:// religionnews.com/2017/04/03/paris-conference-on-deposing-a-heretical-pope-looks-backward-not-forward/
>>876953 The following source from the Catholic Encyclopedia says he can be "deposed". It's a long read, mostly about the various types of councils, so skip to the bottom of the article.
http:// www.newadvent.org/cathen/04423f.htm - "Can a council depose the pope?