Translations:Adjustable FPS Video Recording/1/en-gb
From Vintage Story Wiki
Vintage Story comes with an inbuilt video recording system that ensures the video to be in sync with the games framerate, so even if the recording itself has low fps, the resulting video will have a high frame rate. While this tool is currently only available through chat commands you can always use the macro manager to put any sequence of commands on a keyboard key of your choosing.