All the settings of the game have been changed for the best performance and graphics.
To add/remove mods/resource packs/shaders (For whatever reason) or resource packs:
Windows Type in search bar (Bottom Left) "%appdata% and go to {.technic --> modpacks --> vannila-revised} To add/remove mods. Same with texture packs, but instead of clicking mods click "resource packs".
**Mac**
Click the "go" Button on the top of your desktop screen, hold the "option" key and click "Libraries" go to {Application Support .technic --> modpacks --> vannila-revised} To add/remove mods. Same with texture packs, but instead of clicking mods click "resource packs".