The new M1 Apple Silicone Macs are an entirely different animal. They may look the same on the outside, but they are very different (in mostly good ways) on the inside. One of the major changes with the new M1 chips is boot mode troubleshooting steps and procedures. Just about every boot mode troubleshooting step is different with M1 Macs. This article lists them all with a comparison between the older Intel verses newer M1 Macs.