How to convert MP4 to FLV video files on Mac?

Convert MP4 to FLV is for putting videos online played in Adobe Flash Player. A lot of sharing websites will automatically convert the uploaded MP4 to FLV, like YouTube, Google Video, DailyMotion, etc. Flash video, known as FLV, is exactly a native format for Adobe Flash Player. So in order to embed MP4 video into Adobe Flash, it is a must to convert MP4 to FLV, you can just use iMacsoft FLV Converter for Mac to get it done. Refer to the guidance listed below:
1: Add MP4 video
Directly click "Add" button or choose "Add..." option in the top "File" menu, you will see an "Open" dialog window pops up, and select MP4 video files from your Mac HD. When it is done, press "Open" button to load MP4 video files.

2: Select FLV format
In the left "General" panel, you will see the "Profile" option, click it and select "FLV - Flash Video Format (*.flv)" item for output Flash video files. The software allows you to set different output formats according to different files.

3: Adjust some parameters
1)After selecting certain output format, you can choose "General" tab on the right top which will show its general standard. You may set "Video Quality", "Audio Quality", "Output filename" by clicking "General" button.
2)After that, you can also choose "Advance" tab on the right column which will show its advanced standard. You may set "Start Time", "Video Size", "Bit Rate" by clicking certain settings.

4: Output FLV videos
Clicking the "Browse..." button and select the output destination for saving in the pop-up window and then select and check MP4 videos in the file list you want to convert and press "Convert" button to start MP4 to FLV video files converting process. And you will see the convert process exactly in the progress "Status" bar.

Tips: How to trim video segment?
Select one video in the file list, click "Trim" button in the toolbar to open "Trim" window. You can clip the original video into several parts, then convert and output them separately or as a whole one. Set start point and end point, you get the segment you want to convert and output.