Artboard tool is not present in my photoshop. Can you tell me the issue?
Which version Photoshop you using?
This Artboard tool feature is available after CC 2015
if you using latest version check like this 
use Essential workspace
you can find the tool here
Hi there,
Hope your query is resolved. If you still facing the issue please let us know.
Hope this might help you on your learning journey. Keep learning.
Regards,
Monik