How to Change Default Search Engine in Mozilla Firefox Browser
У вашего броузера проблема в совместимости с HTML5
In today's video, you will learn how to change default search engine in Mozilla Firefox.
Open your Mozilla Firefox. Click on the three lines at the top right corner of your window. Select 'Options'.
Choose 'Search' from the left side menu. Scroll down and look for 'Default search Engine' option. Click on the tiny arrow and select the search engine you want to use from the list. For example, Bing. Open a new tab and try the search.