Websites turn into Firefox silent
- Start You Firefox.
- Enter in the address bar "about:config" (without the quotation marks) and press [Enter].
- Confirm the action by clicking on the button "I'll be careful, I promise.".
- Under "Search," and the word "enable sound".
- You double-click on the search result "accessibility.type ahead find.enable sound" from. Under "value" should be now "false".
- Now Firefox gives no warning sounds anymore.

Sounds in Firefox, switch off
These instructions apply to Firefox 29. In order to safely with the Firefox Browser, are traveling, we will show you how to JavaScript with a NoScript block.
