Board Thread:Support Requests - Designing Your Wiki/@comment-9557431-20201007004552/@comment-9605025-20201007010140

Which editor are you using? If you are using a visual editing mode that provides a form to entering template values, then it is likely just a caching issue. The form relies on a database of information to determine what fields to show. That database is updated every-so-often; not immediately with every template edit.