In order to configure the connection back to Automatic, edit the eduroam profile, go to the Connection tab and check Connect when this network is in range: Figure 14: Setting Automatic connection  = If the Wireless Network Connection icon is not present, this may be due to the wireless network manager of your vendor's card taking over from Windows' built-in one (Wireless Zero Configuration).Please refer to the documentation of your vendor's card in order to turn it off as this may interfere with the procedure here documented.The SSID can be customized not only to make it easy for you to identify the name of your network but for security reasons as well. If you have connected to various wireless networks before, your computer may have problems connecting wirelessly, especially when the wireless network name (SSID) is the same with the previous ones you have connected to. Try a different laptop to see whether it has the same problem. You can login ) and go to Wireless-Wireless Settings page to check it. Change the Wireless Network Name and Channel, save and reboot. Try to change different security type to see whether you meet the same problem. Below are FAQs about how to remove wireless profile: Windows XP; Windows Vista; Windows 7; Windows 8; Windows 10; MAC OS.A Service Set Identifier (SSID) is the network name being broadcasted by your TP-Link wireless router. If the Problem is caused by your laptop, please call the support of your laptop. When you connect to a wireless network, the settings and profile of that specific network is saved on your computer so that you won’t have to re-enter your network credentials, such as the wireless security key to connect the next time.
While the modem seems to be operating properly, on her laptop, the only computer she has, running Windows XP, when connecting to the wireless network, at the bottom of the screen, I get an [endless] message, Windows was unable to find a certificate to log you onto the **** network.
One way to restore networking, especially wireless, is to go into control panel, system and delete the network card. Since you mentioned that this notebook had previously been setup for multiple wireless profiles, my suggestion would be to delete all existing wireless profiles and see if that allows you to then create a new profile for the Comcast gateway.
I can't provide a screen shot to illustrate how to do that because I don't know if you are using the built-in Windows Wireless Zero Config, or a vendor specific utility for your unnamed Wi Fi card.
Make sure that the WLAN light is on or flashing, check the settings whether the SSID is broadcasted.
Removing wireless network profiles on your computer may improve your wireless connectivity to your current wireless network. If you are not sure, please login the management page to double check.
I tried to connect to the LAN using Ethernet (again after updating the driver), although I am apparently connected I can't reach the Internet and can't see what settings might need tweaking.