Resize the RCE
When using the Rich Content Editor, you can resize the window manually or expand the entire Rich Content Editor to fullscreen view.
1. Open the Rich Content Editor by doing to any of the following areas (Announcements, Assignments, Discussions, Pages, Quizzes, or Syllabus.)
Resize Window Manually
To resize the window manually, click and hold the Resize icon . Then drag the Rich Content Editor window to the desired size .
View in Fullscreen
To expand the Rich Content Editor to fullscreen view, click the Fullscreen icon . You can also click the View menu  and select the Fullscreen option .
To exit fullscreen view, click the View menu  and select the Fullscreen option . You can also exit fullscreen by pressing the Esc key on your keyboard.