Answered
Remove sidebar from 11.03
How do I get rid of this?

This is in v11.03
I don't see anything in the menus that might get rid of it.
How do I get rid of this?

This is in v11.03
I don't see anything in the menus that might get rid of it.
If you close it by clicking "Tools" button, then relaunch Reader, it should go away.
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