1. Video Helper For Firefox
2. Video Helper For Firefox
3. Video Downloadhelper For Firefox
4. Download Video Helper For Firefox

This article describes what to do when you can't hear sound in Firefox.

I am using Video Download Helper with companion app, when downloading videos, the DownloadHelper will uses only one process of Firefox with very high CPU and memory usage. Ans cause it does not take advantage of all the CPU cores it is very slow, and uses high memory for that process and will make all tabs in Firefox slow. Video DownloadHelper FireFox not working is the most common issue you may come across. When you download a video on FireFox browser, Video DownloadHelper can’t detect the video source or it fails to work. The issue is related to many factors so you can check out the following fixes based on specific conditions. I have the latest firefox and video download helper and where as the previous versions of the download helper worked perfectly at all of the sites I download from, this version only works on a couple. In some instances it changes from grey to colour and I click on it and it says 'No media to process in the current tab'. Yet the movie is playing. Super Video Downloader is a Firefox Add-on for Web content extraction. Its purpose is to capture video and image files from many sites. Just surf the Web as you are used to, when DownloadHelper.

The fact that Video DownloadHelper comes with versions that are compatible with both Firefox and Chrome helps to broaden the spectrum so that it can be used with various popular operating systems. Users simply need to locate their favourite videos from the sites that they regularly check out and click on a button to start the download process.

• To allow autoplay of media with sound, see Allow or block media autoplay in Firefox.

Table of Contents

1. Open Firefox and play content that should play sound, such as this Firefox video or a Flash video with sound.
2. ClickRight-click the volume icon in the Windows taskbar.
3. Click MixerOpen Volume Mixer. The Volume Mixer window will appear.
4. Make sure the slider for Mozilla Firefox (and Plugin Container for Firefox, for Adobe Flash plugin content) is not muted or at the bottom.

Make sure that the audio device (such as speakers or headphones) are turned on and connected to the computer properly.

Check out whether other applications on your computer can play sounds. If they can't:

• Follow Microsoft's Fix sound problems tutorial.

If Firefox is the only application that you can't hear sound in:

• Try the solutions in Fix common audio and video issues.

Make sure other applications on your computer can play sounds. If Firefox is the only application that you can't hear sounds in:

• Try the solutions in Fix common audio and video issues.

If no application can play sounds:

Video Helper For Firefox

Video Helper For Firefox

• See Apple's Troubleshooting issues with no audio from built-in speakers on Macs.
• If you have an external audio device, check whether it's turned on and connected properly.

Make sure other applications on your computer can play sounds. If Firefox is the only application that doesn't play sounds:

• Try the solutions in Fix common audio and video issues.

Video Downloadhelper For Firefox

If you can't hear sounds in any other applications:

Download Video Helper For Firefox

• Make sure that the audio device (such as speakers or headphones) are turned on and connected to the computer properly.