I got FreePbx and dont have followme,Ring Groups

i have downloaded the least version of asterisk now with freePbx versiob 2.7

and when i want to make follow me , ring group , i didnot found them

i know i have to download some thing but i dont realy

what should i download and how

excuse me iam new user and i dont know much

No excuses for not reading any documentation.

Suggest you look at module admin.