I also recommend using "Shaders Patch - Dynamic Lights" mod.
And if you open the following file and ENABLED all the options, the quality will rise greatly.
Applying my latest mod without doing it may feel that the quality has declined conversely.
The following three types
■For Drift and Rally
■For GT and F1
■For snow track only
Please choose the one
that suits your play style.
ver3.1.0 ■ For GT and F1 was improved.
First, select the favorite one from the folders
For Drift and Rally, For GT and F1, For snow track only.
Then copy the folders "content" and "system" in it to your game folder.
Your game forder (An example)