Advanced
When I click the advanced button, there's no real indicator to let the user know they are in an advanced mode. I see preferences and console, it would be nice for some advanced mode indicator. When I went back to the advanced mode menu, I expected a toggle to go back to a standard mode.
Wallet Ran First Time
I'd like to see something warning the user that downloading the entire blockchain will take some time. Put the user at ease that this is perfectly normal.