Today I have formatted my laptop to install ArchLinux. In the Installation guide at the point “Configure the system”, the steps necessary to configure the network are reported.
Following the link to Wireless Network I started checking the driver status:
and then the kernel ring buffer looking for firmware pattern, through the command
As you can see, the first line bring out an error! However, don`t worry, it is not a real problem, because the solution is just at third line.
iwlwifi driver typically supports several firmware versions. If the latest version return error, the older one is automatically loaded.
That’s why you don’t need to do anything, just go ahead through the setup of your system.