Fix Format MKV to MP4 When IDM Download for Youtube Video In (Mozilla Firefox) UPDATE 2019 | Fix Format MKV to MP4 When IDM Download for Youtube Video In (Mozilla Firefox) UPDATE
Download YouTube videos to your computer 1. Go to Mozilla Firefox by clicking on your start menu and typing in firefox. Firefox
![Saving a Web Video from Youtube, Vimeo, etc. Using Video Download Helper and Firefox - Moody College of Communication - UT Austin Wikis Saving a Web Video from Youtube, Vimeo, etc. Using Video Download Helper and Firefox - Moody College of Communication - UT Austin Wikis](https://wikis.utexas.edu/download/attachments/121445174/worddavf2da30aaf722d4ad7a9a8740eee5430c.png?version=1&modificationDate=1446240067000&api=v2)