You can manually edit your prefs.js file. Simply copy the values from your Mozilla profile prefs.js.
Update: Yes, we realize that manual proxy isn't working in 0.1. Unfortunately, it got broken in Mozilla right before we spun up the final builds. We're targetted 0.2 for 1-2 weeks from now, and it will correct the problem."
[^] # Re: Question
Posté par Mathieu Pillard . En réponse à la dépêche Phoenix (Basé sur Mozilla). Évalué à 2.
http://www.mozilla.org/projects/phoenix/phoenix-release-notes.html(...)
"How do I set up my proxy without a prefs panel?
You can manually edit your prefs.js file. Simply copy the values from your Mozilla profile prefs.js.
Update: Yes, we realize that manual proxy isn't working in 0.1. Unfortunately, it got broken in Mozilla right before we spun up the final builds. We're targetted 0.2 for 1-2 weeks from now, and it will correct the problem."