I think he's using stable. I may be wrong here but NoScript doesn't work with Nightly yet.Are you using the latest stable FF or FF nightly? If the former then No Resource URL Leak is leaking. For the latter it is ok
Windows Defender and Smartscreen are independent.Since the Defender disables itself with Bitdefender, SmartScreen shouldn't be active.
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This is my 2017 Thread.
Honestly one of the best configurations I've seen a new member put together. You must've been watching MT forums for a bit and just decided to join. =)