PDF document with notes has yellow squares, can't remove them I have a PDF document with a lot of notes. There is a yellow square in every note, and if I remove the note using the inspector, the yellow squares doesn't go away: 



I need to print this document and it's unusable with all these yellow squares. How do I remove them?

PS: I already removed the notes, but there are still yellow squares.
Here is how you can remove the notes from the linked document.


Open the linked document in Preview.
control click on the note icon and select Delete Annotation.


Or:


Open the linked document in Preview.
Click the note icon, which opens the note.
Press the esc key to dismiss the note but leave the note icon highlighted.
Press the delete key.


Or:


Open the linked document in Preview.
Click: Preview > Tools > Show Inspector
Click: Annotations Inspector
Click the Type column, so all the notes are at the top.
Select all the notes, then press the delete key.




I've uploaded a modified copy of the linked document here.