In the however many years of crash detection with Pixels I’ve had a single false positive, and that was when I was biking over some very rough gravel and suddenly hit brakes. It was also very obvious and was easy to stop before it called the emergency services.
Your OS can load the microcode. Most Linux distros will load the latest microcode during boot. Some will even update the microcode when it gets the new microcode from the distro repositories. This facility exists specifically because motherboard vendors are terrible about providing updates.
What does this do over what the collabora tools in Nextcloud do?