webd service is not found

i was trying to do the steps here:

https://support.f5.com/csp/article/K52425065

but when im going to restart my webd, it is not found:

Couldn't find service: webd

Couldn't find service: webd

I look on my list of services, and it is not there. Is this a bug or what? or they changed it?

Thanks.