I'll try to keep this up to date :) Alternatively, check the status here https://github.com/LiterallyMetaphorical/Livesplit.APlagueTaleInnocence

// September 5th, 2021 Load removal, Autostart, & Autosplit per chapter will work on every PC platform (Epic Games, Steam, Xbox) making the game competitive regardless of where you own it.

Autostop upon entering the final cutscene in chapter 17 is now supported for the Steam version of the game. It can fairly easily be added for other platforms, so DM me on Discord if you run on another one :) Just seems most people run on Steam