ubuntu18.04,RTX2070super（Mobile） install the 470 driver，but nvidia-smi，got “no devices”

Infrastructure & Networking Software And Drivers Mellanox OFED
1

hardware:
i7-12700H
motherboard:intel AX-BM660T
2070super mobile
one 512GB SSD

steps
1 update
2 upgrade
3 ppa
4 install driver-470
5 reboot
6 get the “no devices found”