Suddenly some of Mozilla Firefox user faces a new problem. They are trying to lots but can’t solve. When the user open a new tab in Mozilla Firefox its show like the image bellow with the link (chrome://unitedtb/content/newtab/newtab-page.xhtml).
Now I am going to show you how to solve the problem.
Going to Mozilla Firefox address bar and type about:config you see the image.
After Click “I’ll be careful, I promise!” you see the page.
Then paste the link (chrome://unitedtb/content/newtab/newtab-page.xhtml) in the search bar.
After you see the page then press CTRL+F then paste the link, and it showing highlighted line. You double click the and showing a popup window . you just make blank it. Then ok.
Now you successfully solve the problem. Enjoy browsing.