Alright so :
Extract "PB-S Farmer" to your Desktop with WinRaR.
Run the Injector as Administrator.
On "What to inject" write : AVA.exe
Browse "PB-S Farmer" and it's gonna automatically inject it (If you check "Automatically")
Browse "PB-S Farmer" and inject it as you run AVA (If you check "Manual")
Once your hear a "Bip" as you launch AVA. It means it succesfully injected!
Create a PB: Survival Room with a password or put 1 player.
Hold "5" on your keyboard and you'll hear a "Bip"
It's gonna auto farm. You can go do something else.