Symptoms

After installing Parallels Desktop upgrade followed by Parallels Tools update there is no internet connection in the macOS virtual machine.

Cause

Virtual machine misconfiguration.

Resolution

1. Shutdown macOS virtual machine.
2. Open virtual machine configuration.
3. Switch to the Hardware tab and choose Network from the list.
4. Expand the Advanced Settings menu and change the Type option to 'Intel(R) PRO/1000 MT'.
5. Start the virtual machine and perform DHCP to refresh assigned IP address:
   System Preferences > Network > Advanced button > Renew DHCP Lease > OK button
6. Check the results.