Background Removal Tab

This tab is displayed by pressing the Remove Background button on the Picture Tools Format Tab.

Refine

Mark Areas to Keep - Draw lines to mark areas to keep in the picture.
Mark Areas to Remove - Draw lines to mark areas to remove from the picture.
Delete Mark - (Removed in 2017 Feb) Delete lines you have drawn to change areas to keep or remove.

Close

Discard All Changes - Close the tab and discard all the changes.
Keep Changes - Close the tab and keep all the changes.