Make sure the Ethernet is enabled After trying the tips above, if the problem persists, check if the Ethernet is disabled. Press Win R (Windows key and R key) at the same time. Make sure the network card driver is working well In Device Manager, if you see a yellow exclamation mark or question mark next to the network device name, you need to update the driver. Following solutions may help if you cannot connect to the Ethernet. In Device Manager, expand Network adapters category. Next to the Ethernet card device name, if you see a computer icon with an arrow on it, the Ethernet has been disabled. Driver Easy provides Offline Scan feature which you can use to download the latest network driver easily.
This option will search the Internet for any new drivers available for your Ethernet card.
A driver update isn't always a fix-it task, either.
An updated driver might enable new features for the hardware, something I see on a regular basis with popular video cards and sound cards.
Unplug the cable from the port and plug it into another port to see whether the problem resolves. Turn off any Antivirus or Firewall temporarily Some Antivirus or Firewall can stop you from connecting to the local network. After following these solutions, if the problem still cannot be resolved, you can consider taking your computer to the repair store to have it checked, as the Ethernet card might be broken.
You can turn off them temporarily to see if this resolves the problem.
To find a driver for this device click Update Driver." but when I do it says "Windows could not find driver software for your device".