If you use WordPress, you perhaps switched off some features long time ago, once i missed was the Editor Fullscreen Mode where the Posting Paper only was shown. To enable it again: Login as User with Editor Rights Enter on Browser Fullscreen (Firefox = F11) Open with the Mouse the “Screen Options” Menu on the top right There you find the switch to select on. Now a “Cross Button” appear on the tools bar See on the right site the “Cross Distraction Button”, click to cleanup the Editor. The WordPress Borders are hidden.