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You can customize the overlay an various ways. Custom overlays are found in the "Overlays" folder inside your rFactor 2 installation. Before creating your first custom overlay, you need to create that folder yourself. The first step of customizing your overlay is unpacking the default_december_2020.zip inside the overlays folder and renaming it from "default" to something like your league name or series name. Th structure should be "your rFactor 2 install folder/overlays/YourOverlayName". Inside this folder you will find some files and additional folders where you can place various assets:
The config.json
The "config.json" is the hearth of the customization of the overlay. This is the place where you add series names, logo's, class colors and various settings for various overlay elements. Keep in mind that the markup of this file needs to stay as is, so keep an eye out for the comma's and brackets. Using a text editor with json support like Sublime Text will show you any markup mistakes you make.
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