How to Play Downloaded FLV Videos on Mac
1.Play Downloaded Videos
In the "Download" tab, click the "Downloaded" tab to see the downloaded videos on the right. Double click any item to play it with the built-in FLV player.
2.Play Imported FLV/MP4/WebM Files Stored on Your Hard Drive
You can also use iTube Studio for Mac to play your own FLV, MP4 and WebM videos on your hard drive. To do so, go to the "Transfer" tab and click the "+" icon to open your local folder, navigate to the directory where your FLV/MP4/WebM files are saved, and click "Open".
After that, right click on the video list and select "Play" to start playing the video.