Repair Manual

Turn on the computer and in this case, with ubuntu operating system

Next, if the operating system starts well on this computer, you have to check the settings

In this case, there is a problem with the Wi-Fi

Then you have to verify everything has the correct configuration. We can use the cdm window to confirm the kernel parameters are set up correctly, with the SUDO command.

Finally, we need to confirm the WiFi is working. That will be all.