How to install missing firmware on Linux

Sometimes you will get an error while upgrading your linux system

update-initramfs: Generating /boot/initrd.img-5.3.0-1parrot1-amd64
W: Possible missing firmware /lib/firmware/i915/icl_dmc_ver1_07.bin for module i915

There are many solutions to fix this problem.

The simplest one is to reinstall your linux-firmware (This may not work on every system)

$ sudo apt-get --reinstall linux-firmware

Sometimes your error will still not get resolved.

Then we have to find the modules manually by googling it.

Download the module and move it into the firmware directory

$ sudo cp ~/Downloads/*.bin /lib/firmware/i915/

$ sudo update-initramfs -u

Thats it !

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