Babylon malware injected into Firefox seems to have many causes and as a result many fixes. See this [https://support.mozilla.org/en-US/search?q=Babylon&num_voted=0&num_votes=&asked_by=&answered_by=&q_tags=&created=0&created_date=&updated=0&updated_date=&sortby=0&a=1&w=2 search for Answers threads mentioning Babylon] to see what other similarly affected users have found to fix it for them. ----- The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information. Note: ''This will cause you to lose any Extensions, Open websites, and some Preferences.'' 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!

You can try to reset the New Tab (about:newtab) page: *https://addons.mozilla.org/firefox/addon/searchreset/ *https://support.mozilla.org/kb/new-tab-page-show-hide-and-customize-top-sites ----- If you do not keep changes after a restart then see: *http://kb.mozillazine.org/Preferences_not_saved *https://support.mozilla.org/kb/Preferences+are+not+saved