LICENSE: This gist is covered by the GNU GPL v.2 or more recent license. For further information, refer to https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html
It's quite common to set up a GNU/Linux distribution on a computer only to find out wi-fi doesn't work, or to perform a software upgrade and find out the computer is no longer able to locate any wi-fi network. In this gist, I want to give some guidelines about how to troubleshoot wi-fi issues on GNU/Linux. Just a short legalese disclaimer: this piece of advice is offered with absolutely NO warranties whatsoever, and from this point on you are following my advice at your owk risk and danger. That being said, I am not liable for any damage or loss that might happen as a result of following this guide. You take full responsibility for the consequences of following this troubleshooting guide.
Troubleshooting any kind of hardware-related issue without knowin