Lastly, the slider menus. How do i do a like for like swap with a different picture?
– please provide some screenshots for better understanding the desired result. Also, it would be better to create separate topics for different questions to prevent misunderstanding.
About the header icons problem, please check Theme Options > General > Header Settings.
If “Logo max width” option (Theme Options > General > Header Settings) doesn’t work, please provide temporary wp-admin access in Private Content.