''revealedsouleven [[#question-1243966|said]]'' <blockquote> i want to make websites to open their pop-ups in a new tab instead of a new window help please </blockquote> Hello revealedsouleven, Would you please do this : Type in the address bar '''about:config''' and press Enter (promise to be careful, if asked) Type in the search bar and look for the preference : '''browser.link.open_newwindow.restriction''' and change its value to '''0''' (zero) Then close and restart Firefox. I hope that does what you want .....