You might have, without realising it. It's supplied as a package in nearly every distro. Here's the Debian package for the Intel microcode, for example: https

You might have, without realising it. It's supplied as a package in nearly every distro. Here's the Debian package for the Intel microcode, for example: https://packages.debian.org/bullseye/intel-microcode https://packages.debian.org/bullseye/intel-microcode Debian hides it away in their "non-free" repo but it's in the default install in many other distros.