I’m pretty sure some of us are actually get annoyed with Flash animations. While Firefox and Chrome have their own FlashBlock extensions, Opera Browser users don’t have the option to install extensions to the browser. However, in Opera Browser, you can actually block Flash (and other plugin) by enabling the ‘on demand plugin’ option. While this is not as inconvenience as using the FlashBlock extension where you get the extra functionalities such as the option to whilelist a site, this is better than nothing for Opera Browser users.

How to Enable On Demand Plugin in Opera Browser

1. Type opera:config in Opera’s address bar. Click the ‘User Prefs’ section and look for ‘Enable On Demand Plugin’ (1). Enable it.

Figure 1

2. Make sure you also enable the ‘Enable On Demand Plugin Placeholder’ (2) option so you can easily see if a webpage contains any plugin.

This method will allow you to convert .flv video (flash) to mp3. In fact, this method can be use to convert almost any video (avi, wmv, mpg, rm, mp4, mkv, etc) to mp3. We will do it the easy, free and open source way.