Refer to this question, the linux version will be addressed after the Beta period.
For your question, if you would like to get real-time data, you can try Elektron APIs. However, to use Elektron APIs, you need to have an access to Elektron data feed.
You can also contact your local TR's sales team or account team for more information.
Hello, I'm using the web version of Eikon(as I'm having ubuntu). I was succesfully able to generate app key on web access and while I'm trying to run the app key code on jupyter notebook it's showing the error(kindly refer image below)