OK… let’s look…
Unless you have the cleaning woman on the Murder Scene Plan - you probably have 1.19.4.2902 in your Plex System Files/Updates folder.
Let’s check support pages for a ‘backtrack’, but I think a basic unininstall/reinstall is all we need.
That’s my version and Onward matched so fast I got dizzy.
Here we go - Super Ninja Method - has to work: