How can add 1-3 rig to hive os

[hdmobil]

Hello, i have 3 rig.

ONE RIG 3PCS RX580 4GB

AND TWO RIG WITH 6PCS GTX 1060 6GB.

FIRST TIME I INSTALL RX580 AND ALL OK MINING OK happy

But now need add new two rig to same hive os but have problem… when i add new rig and install hive os see onely this and old rig delete and cant see cards.

all times see only one rig and when i want install rig number two old rig delete from hive os.

please help me

[keaton_hiveon]

Click add worker at the top of your farm, it looks like a plus sign

[hdmobil]

I add this but after this delete my first rig and i see only second.