Type '''about:config''' in URL and Enter > Accept the conditions Search/Filter for '''browser.newtab.url''' and change the value to "about:newtab" ________________________________________________________________________________ Still your facing the issue. The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information. <br> '''Note''': ''This will cause you to lose any Extensions and some Preferences.'' *Open websites will not be saved in Firefox versions lower than 25. To Reset Firefox do the following: #Go to Firefox > Help > Troubleshooting Information. #Click the "Reset Firefox" button. #Firefox will close and reset. After Firefox is done, it will show a window with the information that is imported. Click Finish. #Firefox will open with all factory defaults applied. Further information can be found in the [[Reset Firefox – easily fix most problems]] article. Did this fix your problems? Please report back to us! Thank you.

Thank you for your information alex