Hello rykellim, Is this www.mozilla.org/'''zh-CN''' that is being redirected ? That was a bug, but it's status is "Verified Fixed" : https://bugzilla.mozilla.org/show_bug.cgi?format=default&id=1416798 Also see this thread : https://www.reddit.com/r/firefox/comments/7zoo80/what_is_the_difference_between_the_two_chinese/ Question : Did you download Firefox (in your preferred language) from here : https://www.mozilla.org/firefox/all/