Added plasma-desktop. A prompt, as proposed, would not be a solution for this as it seems the entire desktop envirtonment, in this case, is bugged. Simply adding a web browser widget or picture frame to the desktop, both of which use QtWebEngine and are not separate components but built-in components of plasma-desktop, means that this change has broken the entirety of plasma-desktop.
Added plasma-desktop. A prompt, as proposed, would not be a solution for this as it seems the entire desktop envirtonment, in this case, is bugged. Simply adding a web browser widget or picture frame to the desktop, both of which use QtWebEngine and are not separate components but built-in components of plasma-desktop, means that this change has broken the entirety of plasma-desktop.