One of the most-used file formats by Apple may be M4V, which means your videos bought from iTunes store or shared from other Apple products users. What would you do when you wanna change your M4V videos to ASF files as a change for playing on Windows Media Player (maybe for other purpose)? We are here to help you to efficiently and successfully convert M4V to ASF on Mac (Snow Leopard included).
Choose a helpful Mac converter would be your first choice, for a professional M4V to ASF M4V Converter for Mac would do the most thing for you so that you needn't worry much about the task but only do some simple clicks. The Mac program running here is excellent in quality and can perfectly finishes the M4V to ASF Mac conversion at fast speed.
What's ASF format
Media file stored in the Advanced Systems Format (ASF), a proprietary video and audio container format; developed by Microsoft primarily for streaming media; contains audio and video data and optionally metadata, such as title, author, and copyright bibliographic data.
ASF files specify the structure of the audio or video stream, but not the encoding method; they often contain Windows Media Audio (.WMA) or Windows Media Video (.WMV) data; they can be compressed using a variety of video codecs.
Step-by-Step guide to convert M4V to ASF with M4V Video Converter for Mac:
With the intuitive interface of M4V Video Converter for Mac, you can easily handle this Mac software at the first of view. Below are the simple steps on How to convert m4v to asf on mac.

Step 1. Add M4V videos to M4V Video Converter for Mac
You can click "Add" button to import M4V videos from iTunes library or your local hard disk.
Step 2. Choose output format and output file path
Click "Profile" dropdown list to select output format for target file. And click "Destination" box to set the output path for M4V to ASF conversion.
Step 3.Click "Start" to start conversion.
Note: You can change the setting for the output files by click the "settings" .Moreover, you can click" Trim", "Crop" "effect" button at the top to customize your vides to your needs.

