GNU/Linux Lubuntu 22.04 Intel Wi-fi Firmware Setup – Step-by-step Guide
How to Update Intel Wireless Firmware in Lubuntu 22.04 Jammy LTS GNU/Linux desktop – Step by step Tutorial.
Especially relevant: most Intel WiFi Devices Lubuntu Jammy Drivers should be part of the Linux Kernel. But in case to Upgrade it see: New Kernel Installation Guide.
In any case this Guide shows you How to Setup the latest Proprietary Intel Wifi Linux Firmware manually.
As an alternative you may see: How to update the complete Linux Firmware Guide.

1. Launching Terminal
Open a Terminal Shell Emulator Window:
Ctrl+Alt+t on desktop
(Press “Enter” to Execute Commands).
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