请求更新地址栏显示为 Mozilla 页面时提供的 Firefox Browser 图标为新版图标或更改为 Firefox 图标。

This FoxyTab addon could show country or region flag accroding to IP address, and if the current address is some types of special address like any addons' setting page, this addon shows a Firefox Browser icon, but the version of the icon isn't lastest.