reinstall big sur on M1 Mac Mini

Follow the steps at > https://support.apple.com/en-us/HT211983

My question would be why do you need to re-install an OS on a

new machine in the first place?

woodmeister50 wrote:

My question would be why do you need to re-install an OS on a

new machine in the first place?

Updates repair issues that were previously broke, and give better security.