Click the in the top right corner and hit Install . In-Game Configuration
Go to Settings > Custom Shaders Patch > Weather FX . Set the Weather script to "Sol". SOL_0.7r5_Win64_.zip
Drag these four folders into your main Assetto Corsa installation directory (usually C:\Program Files (x86)\Steam\steamapps\common\assettocorsa ). Click the in the top right corner and hit Install
Manual installation is often more reliable for Sol to ensure all system files land in the correct folders. Sol Config). Inside the zip
Go to Settings > Assetto Corsa > Apps and check all "Sol" related boxes (e.g., Sol Planer, Sol Config).
Inside the zip, you will typically find folders named apps , content , extension , and system .