The problem is that options are scattered on 2 interfaces now , some of which are grouped by hardware, others by concept and others randomly. Plus the new interface has 3 columns you need to scan. You may be right about bluetooth options, but you are not going to find wifi passwords via search.
The path is: Network & Internet -> Status -> Network&Sharing center -> <Connection name> -> Wireless properties -> Security -> show characters.
The path is: Network & Internet -> Status -> Network&Sharing center -> <Connection name> -> Wireless properties -> Security -> show characters.
The fastest way to get to that is via a google search: https://support.microsoft.com/en-us/windows/find-your-wi-fi-...
I still don't know how you can see the password for a network without being connected to it.