I tested on the demo and it seems like copying/pasting inside the editor while keeping all the style info attached is certainly possible.
However, on my site, it doesn't work. I wonder if someone knows is there some config setting I might have wrong that I need to enable this or something? When I copy/paste text from the editor it just pastes plain text with no styles.
It's possible you've got the
It's possible you've got the forcePasteAsPlainText option set to "true".
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