Problem with fav icon

my fav icon keeps showiing the original fav icon the ( e ) logo elgg favicon i have changed it in grathics and easy theme and it keeps going back to the orinigal elgg favicon is there anywere else the elgg favicon could be located or even in another plugin i have? the icon chnages to the new favicon then goes back to elgg favicon but i can not locate the elgg icon that keeps showing it must be in my elgg folder somewere but were lol? 

i just refreshed the page and now the favicon i added is showing, i just turned the computer on 5 mins ago.

thank you : )