You asked for it!
They will not change instantly.
1- Delete old avatar.
2- add new avatar
3- Log off and wait 5-10 minutes
4 sign back in and it should be up, if not just wait it will appear.
Thanks Sam, but your server is a little bit a strange
F***, I changed photo, but still Arnie on my avatar. Have you a one good computer expert there? Or wont mine?
Just leave it alone and it will change, when updated on main frame. And no it seems we have no really good IT people.
Least you got rid of them eyes...that was a wee bit spooky
delete all old data, files, cookies etc.