@callpaul.eu
Yes the ethernet card is ok and I was able to install [tricia] over [nadia] on that computer.
Matter of fact WIFI connection was working before I installed the new MINT.
BTW, according to the Control panel, after a 60 seconds ’looking for hardware drivers…’ display : Your computer does not need any additional drivers ; so no suggestions there.
BIOS SETUP UTILITY → ADVANCED says
Onboard LAN [enabled]
Onboard LAN Boot ROM [enabled]
Onboard WLAN [enabled]
I am not certain how to do this @callpaul.eu.
Thank you for reading this.