You will then need to remove all the changes that you have made in your Mozilla Firefox which can be done by clearing “Enable access to this program” checkbox for Mozilla Firefox and finally clicking on “OK”.
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Some users may find above steps arduous and may seek experts advice to get these kind of issue fixed. All they can do is dial the 24/7 Mozilla Firefox customer service phone number and tell the experts about their issue and the experts after analyzing the issue, will provide users with quick and easy troubleshooting steps in order to fix the issue. Onsite assistance, remote assistance, online chat and email support are the modes offered to the users to get technical assistance and get one stop solution to the issues. The helpline number is available 365 days a year, so users are free to call anytime they feel like to get the issue fixed.