Rated 5 out of 5 stars

Από τον/την Steptan στις Νοέμ. 23, 2015 · μόνιμος σύνδεσμος

But you don't need the icon... Alt-x does the switch instantly.

Set your preference for the two states:

Add-ons -> Toggle Proxy -> Preferences
• (for example: system-defined / custom) and you're golden!

Thank you!