How to migrate a startup volume from an Intel to an M1 Mac

Apple chose a different startup scheme for its Apple silicon models that prevents booting up from an Intel-targeted disk.
M1 MacBook Air, MacBook Pro, Mac mini

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Glenn Fleishman’s most recent books include Take Control of iOS & iPadOS Privacy and Security, Second Edition (covering iOS 15/iPadOS 15), Take Control of Your M-Series Mac, and Take Control of Securing Your Mac. In his spare time, he makes Tiny Type Museums. He’s a senior contributor to Macworld, where he writes Mac 911.