If elements are to be published time-controlled and the shared cache is active, they will only be shown on the website after the cache has been purged.
More information: #3101
Non-admin users cannot copy or move content elements between different parent types, e.g. from an article to a news item or from a news item to an event. They can only copy or move elements from e.g. one article to another article.
More information: contao/core#5234