Click on the Discussions link for the discussion you want to reply to. Click on the name of the discussion. Click Reply. Click on the Studio icon or click on all Apps to choose Studio.
Locate the video you want to submit click and select that video. To upload a new recording for submission click the Add button. Remember you can drag files from your computer into Studio. The max file size is 10 GB
To allow for downloads make sure you enable the display download option. Click Embed
You should now be able to view your studio recording. Click post reply when ready and you will be able to view your studio recording in your discussion board reply.