STEP 1: Open your Workspace. If you do not have the link, you can find it from your dashboard: https://rocketium.com/w/
STEP 2: Look for the List your video is in, and scroll to it.
STEP 3: Click the 'Settings' icon on the video and select 'Set video assignee'
STEP 4: From the list of users shown, select the user you want to assign the video to.