Izotope Rx Fl Studio

I have Audacity 2.2.2 and just installed Izotope RX7 on my computer. Izotope's System Requirements page says:

Well known for its unique pattern-based workflow, Image-Line's FL Studio is also an amazing DAW for mastering. Discover the power of FL Studio's mastering tools in this course, by producer and trainer Rishabh Rajan! The iZotope RX Post Production Suite is a set of advanced repair and restoration tools for audio post work. This 'in-action.


'RX 7 can be used as a standalone audio editor, as a standalone audio editor connected to your host via RX Connect, or as a suite of plug-ins...Supported Hosts: Audition CC 2018, Ableton Live 9 - 10, Cubase 9.5, Digital Performer 9, Final Cut Pro X*, FL Studio 12, Logic Pro X, Nuendo 8, Premiere Pro CC 2018, Pro Tools 10 - 12, Reaper 5, Reason 10, Studio One 3 - 4'. Plugin
Izotope Rx Fl Studio-- Does this mean that RX7 won't integrate with Audacity? Or just that to use with Audacity it must be treated as a plug-in suite?
-- If the latter, where are instructions on how to setup RX7 for this purpose?

Izotope Fl Studio Free

-- RX7 has both 32-bit and 64-bit versions. Which should I use with Audacity?
-- Same questions for Audacity v2.3, which I'll probably install soon.

Fl Studio Izotope Plugin

Studio

Izotope Rx Fl Studio Software


Izotope Rx Fl Studio 9.0

-- Other things I should know? Thanks.