The microcode update will probably be automatic but it might also be distributed as a bios update. Realistically there’s no way to tell if you have an affected

The microcode update will probably be automatic but it might also be distributed as a bios update. Realistically there’s no way to tell if you have an affected unit or not (Intel hasn't provided any information that would help). Nor is there any guarantee that the microcode update will prevent future issues. It appears that there is both microcode and manufacturing issues at play here.