- A fix for an issue where importing a Pressbooks XML file would ignore part content
- A tweak to our iframe handling which attempts to convert iframes into embed shortcodes instead of deleting them for users who lack permissions to add/save iframes
- A fallback for themes which don’t support Buckram 1.0’s updated textboxes
- A bugfix for part titles in Luther
- Some improved status codes for various conditions.
Pressbooks 5.4.1 requires WordPress 4.9.7.
For full changelogs, you can visit our documentation site.