Computer – Lan no internet
First step. Check your connections on the router
Always check that the router is turned on and your lan cable RJ45 must be connected to the router.
2nd step. Check your connections on your pc/computer
Another that causing no internet is a loose lan cable at the back of your pc. Insert your lan or RJ45 to the Lan port.
Always check that your RJ45 is connected to your back of your pc which is the Lan Port and at the other end is at your router.
3rd Step Enabling Lan Adaptors.
Press ALT+R together on keyboard and type in “control” and enter.
Then Click on Network and Internet, and click on network and sharing center.
Click on Change adapter settings
Right Click and then select Enable. This is also the same way as Wifi adapter if they got disabled.