Admin panel store logo

[DarkWarder]

I have a problem, admin panel/system/settings/appearance and there store logo. I put it through the logo and all work fine but now i want change that logo but canot do that because when I try to change the logo, and it is shown when you remove it, but when i update page that logo coming back so i canot change that logo anymore why?

[abantecart]

Did you click save on the page? 

[DarkWarder]

i do all but still not can delete that

[DarkWarder]

Now that work fine i change logo thanks