This could have happened due to several reasons like outdated driver or issue with your Ethernet cable. To resolve your issue, we suggest that you follow the steps provided on this link: Fix network connection issues in Windows 10. Regards. 2 people found this reply helpful. ·.

^{Restart Your Modem/Router. Step 1: Unplug your Fire TV from the wall. Step 2: Unplug your modem/router from the wall and wait a full 30 seconds. Step 3: Plug the modem back in. If you have a router, plug this in after the modem is up and running again.} Please perform these steps: Step 1: Restart the computer, printer, and router. Step 2: Check the network and printer connection status. Step 3: Manually connect the printer to your network (wireless connections only) Step 4: Reset the print system. Then follow these steps to add the printer back to the network. 1.)

^{Reset your router. To do this, power it on and then press and hold the reset button (somewhere on the router, you have to find it) for about 10 seconds, untill you see it all blinking. Then check you are using the right ethernet cables. You may already be using crossover cables instead of normal ethernet cables.} Each time after rebooting my MacBook the ethernet connection doesn't work. In Network Configuration it appears as 'connected' though. Ping to the router IP shows timeouts. "Renew DHCP lease" doesn't help. The only workaround is to disconnect hub's USB-C cable from MacBook and connect it again (or never switch off MacBook completely). Awful.

I changed out the Ethernet cable and the Roku Ultra connected with a wired connection. I don't understand how this solved the problem b/c the replaced Ethernet cable works fine in other places with other devices. But hey, replacing the cable solved the problem, so I won't complain. Thanks.

In this case, the Main AiMesh router which directly connects to your modem needs to be set in router mode, and the Main AiMesh router provides IP address to all other mesh nodes. Connects network cable from modem LAN port to Main AiMesh Router's WAN port. Connects Ethernet cable from main router's LAN port to the LAN port of the switch.

Step 1: Search for and open the Command Prompt (CMD) from the Start menu with admin rights. Step 2: Give the command below. Step 3: Close CMD and follow steps in the next point to troubleshoot

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Hard factory reset. Turn off the router. Find the WPS button on your router. Press and hold the WPS button and turn the router on. When you see the power light on, keep holding the WPS button. As the power led light starts flashing, release the WPS button. The router will automatically reboot when the power light stops flashing. Currently, it does not even recognize the ethernet. Even if I have it forget my wifi connection and restart, it will not recognize the Ethernet is plugged in. When it does connect, it correctly sees the network, gets an IP address, sees the right DNSs so it seems that it should be fine, but while it can connect to the router, it won't connect Open Settings. Click on Network & Internet. Click on Status. Under the "Change your network settings" section, click the Network reset option. Click the Reset now button. Click the Yes button. -Click Start, type CMD and run as administrator. -Copy and paste each of the commands below and hit enter. netsh int ip reset.

like i said in the post, no other port on the router works and i only have one port on the PC. You could back up the router config, reset it and see if it works after a fresh reset. If it does, load the backup back on to the router and look through the settings to see what's changed. Hmmm.