First update it to 11.0.1. Here are details of the problems which can arise and how to solve them, from unenrolling from betas to using Configurator to Revive an M1 Mac.
M1
Should work fully with firmware and security updates on Macs of all species from El Capitan to Big Sur, including new M1 Macs.
In an M1 Mac, all its main components are tightly integrated and interdependent. To achieve performance with versatility, they come ready-built, not kits.
The Eclectic Light Company 