Intel Wifi Firmware Installation in Debian Bookworm – Step-by-step

Setting Up Firmware

2. 2. Downloading Intel Wifi Firmware

   Download Intel Wi-fi Devices Firmware for Debian GNU/Linux

   Intel Wi-fi Firmware

   Downloading Intel Wifi Firmware for Debian

   Possibly, on Firefox Prompt Choose “Save File”:

   

   For the latest Models you should take care of the minimum supported Kernel Version:

   

   Possibly to Check your current one run:

   uname -a

   Finally, then you may be interested to the Change/Upgrade Kernel Guide.

3. 3. Setting Up Intel Wifi Firmware

   Then to Switch Intel Wi-fi Firmware into Target Directory
   First, Extract it into the /tmp Directory with:

   sudo tar xvzf ~/Downloads/iwlwifi*.tgz -C /tmp/

   But if you are in Trouble to Find the Location on Terminal then See: How to Access Downloads Folder from Browser.
   And then Switch the File into the Target with:

   sudo mv /tmp/iwlwifi*/*.ucode /lib/firmware/

   To achieve the Setup provide to Update the Initramfs with:

   sudo update-initramfs -k all -u -v

   And finally, Reboot:

   sudo reboot