How to delete a beta OS in MacBook Pro?

BobTheFisherman wrote:

We can not discuss beta MacOS versions in these communities. Visit the beta forums to discuss the beta OS.

FWIW, asking how to revert to a release version of macOS is not discussing beta versions. And, there is no public beta forum.

juhilpatel wrote:

How to delete beta os in MacBook Pro.

We can not discuss beta MacOS versions in these communities. Visit the beta forums to discuss the beta OS.

See: Apple Beta — Restore Shipping Software

Read the documentation provided to you when you joined the beta program.

My error, I meant pages rather than forum.

Apple Beta