Welcome to Thunderbird Add-ons.
Add extra features and styles to make Thunderbird your own.Close
Rated 3 out of 5 stars
Simple and effective. One thing to improve : I have to restart my browser every time I change the proxy with button :(
My FF version : 5.0
This happens when you use more than one proxy addon at once. Please uninstall/disable other addons when use guifiproxy.