Reset home page

1. Open Firefox Preferences
   
2. In the Home page text box, type in or paste any URL to a website you want to set as your new home page – then click OK
   
3. Alternatively, you can open Firefox on any page you want to set as home page, and then open Preferences and click the Use Current page button

Reset default search provider

1. In Firefox and open the drop down menu of the search box and select your preferred Search Engine
   

If you wish to completely reset Firefox to its original settings, please follow these instructions:

1. Type “about:support” into the Firefox address bar and click “Enter”.
2. Locate and click on the “Refresh Firefox” button on the top right corner of the page.