If you are a SAS admin, go to Management Console, under plug-ins tab, find these server objects, then deny yourself of read metadata.
Haikuo
I don't see them in the Mgt console??
You OLAP server should be under your App server.
Check out this tutorial series to learn how to build your own steps in SAS Studio.
Find more tutorials on the SAS Users YouTube channel.
Ready to level-up your skills? Choose your own adventure.