Can't Change The TC in ACC

[gc24]

I go to setup and it is on 0, can't change it, I can change ABS though. What is the trick? i have tried the 4 setups and still nothing.

 

[Hoksu]

What car? Porsche Cup cars don't have TC so it can't be changed

 

[gc24]

What car? Porsche Cup cars don't have TC so it can't be changed

That's it. That's the car I was using. Thanks.