Hi Ember - thanks.

I have just replied to Andrew and put a few screen shots associated with a complete re-install and download. It didn't help .... here is a screen shot of the missing add ons even though the BIAB Download Manager reported a successful install. ... https://www.screencast.com/t/6DyxvUs2f1y

Here are the realtracks files as they appear on my machine ... https://www.screencast.com/t/GV7GJjnOA