A training video shows a "Cannot load M3U8 -- Cross domain access denied" error.

Domains required for video playback are blocked on the network.

For learners

Let your training administrator or IT team know you've seen this error — some domains need to be allowed on your network before the video will play. See What domains do I need to add to my network inclusion list?

For administrators

Work with your IT team to add the required domains to your network inclusion list. See What domains do I need to add to my network inclusion list?