Around 2021, the developers (Indoor Astronaut) released several patches that included:
You do need the 2021 RAR file. Simply owning Unrailed and connecting to the internet will download the correct patches automatically. unrailed nspupdate 1011rar 39link39 2021
By late 2020, version 1.0.11 was a minor patch addressing: unrailed nspupdate 1011rar 39link39 2021