Are you referring to the small left and right arrow on right side of tab? If so, this is not a forward and back buttons. These arrows control tab when the window size become too small some tabs cannot be displayed in one window.
Have you tried using the Alt - Left and Alt - Right keys?
--- Technical Support
Thursday, April 3, 2014 10:36 PM - Joe
Re: back and forward buttons dont work
No ok move your mouse cursor in the red panel now mouse click back and forward you will notice you cant move up one level etc
Note that u need to look at the pic so you understand what I'm saying.