Smaller screenshots would be helpful. They scroll off the screen.
So you want the caption for the figure to be 3-13 and it is showing 1-13?
Please go to the caption and press
Alt+F9 to show the field. Let us know what that looks like. Remember to press
Alt+F9 again to toggle display back.
Where is the "3" in Chapter 3 coming from? Is it an Automatic number in the heading style, or one you typed?
How to create numbered headings or outline numbering in Ribbon Versions of Word by Shauna Kelly