♦Tap on Menu located at the upper right corner of the screen and from that point tap on “Settings”.
♦In Settings, tap on “Show advanced settings… ” and in there, tap on “Content settings… ” located under the heading “Privacy”.
♦In the Firefox search field, type about:config and click on enter.
Note: There will be loads of options in the configuration page, do whatever it takes not to change any options (unless you realize what you are doing) as they could influence your browsing experience or even make it unusable.
♦Tap on “Tools” located at the upper right corner of the screen and from the menu tap on “Internet options”.
♦Then, tap on “Security” tab and in there, tap on “Custom level… “.
♦When you are done, simply tap on “OK” and from the provoke that surfaces, tap on “Yes”.
♦Tap on the “Gear” symbol located at the upper right corner of the screen and starting from the drop menu tap on “preferences… “.
♦Tap on “Opera” located at the upper left corner of the screen and starting from the drop menu tap on “Settings”.