Wurdearring: 1 fan de 5 stjerren

troch Firefox-brûker f9f6aa op Dec. 17, 2016 ·

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.