
In order to enable WiFi adapter in Lenovo PC, you must install the stable software of the manufacturer on your computer. When you reinstall the removed bios battery, you will see that the WiFi card is not activated. As a result, you may not be able to use your wireless card after computer maintenance. If you have updated your wireless network card and are still experiencing the same problem, you will need to search for other solutions.įor Lenovo branded laptops, the WiFi card is disabled due to the bios battery usually removed during computer cleaning.

Have you previously used any sort of network analyzer app on a phone or your Windows laptop? It's a helpful tool if we have to dig any further.WiFi problems caused by operating system errors can usually be resolved by driver updates.What kind of ethernet adapter are you using for that connection? When you are trying the 5 GHz wifi, is the ethernet adapter still connected? Have you tried with it disconnected? Again, when you used the ethernet connection, did you use DHCP, or manually configure the connection? You mentioned that ethernet works with the new Chromebook.Verify that you are using automatic DHCP resolution on all your devices - if you are manually setting the IP address, gateway, and subnet, verify that you are not accidentally setting the same iP address to multiple devices.Try to connect to the 5 GHz SSID and see what happens. I want to check for IP conflicts, and possibly running out of IP addresses if your router limits the number of concurrent connections. Then, just turn on the router and your new chromebook at first.

Please do it again, but also turn off all of the other connected devices.

