I don't use DDG, but in my (very limited, just now) testing it doesn't seem to shuffle results unless you reload the page in some way. Is it possible you're bro

I don't use DDG, but in my (very limited, just now) testing it doesn't seem to shuffle results unless you reload the page in some way. Is it possible you're browser is reloading the page when you go back? If so, setting DDG to open links in new tabs might fix this problem.