VLC Media Player is one of the best Media playing software it is used for so many activities not just for media playing. It can also be used for resizing, cutting, and converting videos.

Converting Videos with VLC Media Player
To convert videos with VLC media player, follow the steps given below:-

Open VLC media player.
Click on Media in the Menu bar.
In the dropdown menu, click on Convert/Save. Alternatively, you can press Ctrl+R to directly reach media options.


Click on the Add button on the right of the File selection box to load the video whose format you want to change.
In the following dialog box, click on browse to select the destination where your converted video will be.
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In the profile selection option, select from a pre-configured profile of the output or customize it by clicking on the Settings icon on its right. You can select from a range of encapsulation, video and audio formats in the following dialog box if you wish to customize the output.
Click on Start to begin conversion.
VLC's progress bar will show progress. Do not close the player when it is converting videos as it will result in output video getting corrupted.

The speed with which VLC converts videos depends upon your computer's specifications. A faster computer converts faster while slower PCs take a lot of time. At the end of the conversion process, you will get the video in the format that you have selected in step above.
SEE FULL TUTORIAL WITH IMAGE HERE
SOURCE: http://360tech.tk/2016/04/how-to-use-vlc-media-player-convert.html