Hi @lightcom, I am sorry for the trouble with uploading larger files. I know @netroy is currently in the process of improving the support for working with larger binary data. Perhaps he can confirm if the YouTube node is on the respective roadmap here?
As for the download problem, perhaps you can check if the Zoom server returns a content-disposition
header? This header is unfortunately ignored by n8n, but you could parse it as described here (and perhaps you might want to leave a vote on the respective feature request too, to bring n8n more in line with web standards):