Wifi Not Working Linux Mint 19 Troubleshooting Guide

GNU/Linux Mint 19 Fixing Wi-fi Not Working Issue Guide

Hi! This Guide Try to Solve Step-by-step the Wifi Not Working Issue in Mint 19.x LTS GNU/Linux.

Especially relevant, the Issue is usually caused from these reasons:

• Missing Wi-fi Device Driver or Firmware
• Unsupported Wi-fi Adapter

So first, you have to know exactly what is your Wireless Card Vendor and ID.

Then is this Guide you’ll find detailed instructions about How to Install Drivers on GNU/Linux.

Finally, in case of an Unsupported Device you’ll find also some advise about to Get a Working USB Dongle replacement.

1. 1. Terminal Getting-Started Guide

   How to QuickStart with Command Line on Mint GNU/Linux:

   Console Mint QuickStart Guide

   Getting-Started with Command Line on Mint Linux

   First Update the Apt Repo Sources with:

   sudo apt update

   Authenticate with the User Admin Pass.
   If Got “User is Not in Sudoers file” then see: How to Enable sudo.

2. 2. Looking Up Card Model

   Then to Find Interface Vendor and ID For the PCI/PCIe internal Adapters simply run the Command:

   lspci -v | grep

   But for the USB Dongles try instead with:

   lsusb -v | grep

   The grep Command refine the result following the matching Keyword.
   

   And in the Output you’ll easily See the Card’s Manufacturer and Model: