Board Thread:Support Requests - Getting Technical/@comment-4530178-20190711124554/@comment-5811199-20190711142249

Yes, the editor is a bit finicky on mobile. One way you might be able to do this is to append  to the template, and copy from the raw wikitext instead.

For example, https://community.fandom.com/wiki/Template:Infobox?action=raw.