maybe I'm just lucky - for a change! - but, I found the automatic update worked just fine.
It detected that the Lightworks plug-in was installed, un-installed it and updated as required.
I have to say I'm impressed, after past hiccups.
Having done this four times, it looks a robust method.
Anyway, it's not all doom and gloom!
You can design without engineering, but you cannot engineer without design.
Using Win 10 with Designer 2017-2020 and TurboCAD Pro. Plat. 2018-2020 + Lightworks (64-bit versions) + AnimationLab 5.2.
Windows 10 Pro (1909) 64-bit