Turning this option on will allow you to use various developer tools in browser context (via Tools > Web Developer > Browser Toolbox) and debug add-ons from the Add-ons Manager
We natzïj re cha'oj re', nuya' q'ij chi ye'awokisaj k'ïy taq kisamajib'al nuk'unela' pa rokem ri okik'amaya'l (rik'in ri Taq Samajib'äl > B'anel web > Kikaxa taq rusamajib'al okik'amaya'l) chuqa' yechojmirisäx taq tz'aqat pa kinuk'samajela' taq tz'aqat