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מאת משתמש Firefox‏ f9f6aa בתאריך דצמ' 17, 2016 · קישור קבוע

It just keeps asking me to install it over and over in a loop. I think it's installed, but I can't find any blacklist or any indication of yesscript in the toolbar or anywhere else. Either it doesn't work or they don't give the right instructions.