Before diving into the installation process, it's essential to understand why WiFi drivers are necessary. Here are a few reasons:

Installing WiFi drivers is often the first technical hurdle a user faces when building a PC, switching operating systems, or reinstalling Windows. This write-up outlines the process for major operating systems and offers troubleshooting advice.

Most Debian-based systems have a GUI tool for this.

Linux installation is trickier because WiFi hardware relies heavily on proprietary firmware (often called "blobs"). The Linux kernel includes many open-source drivers, but some cards (especially Broadcom or Realtek chips) require extra steps.