Issues show:
Enter ifconfig
Solution 1:
sudo dhclient ens33
sudo ifconfig ens33
Solution 2:
sudo systemctl restart network-manager.service
Whether you can use, see test. I was not using.
Suggested try.
Summed up the problem:
The reason sudo ifconfig ens33, can be used, because ifconfig, too much information is displayed, the ip address blocked, so can not see.
Solution:
have not found.