Template customizing / Looking help to change a menu graphic called "nav.png"

Hi there, I’m looking for help to customize a menu graphic in a html5 template which I purchased. There is an image called “nav.png” which I am unable to change myself. The template as such is called “Selfless”

Hello :smiley:

If you like, there are plenty of WordPress customization experts on Envato Studio. I’m sure one of them will be able to help.