How to add a Github key to keychain access?

Question

macOS

Can't use git because I get error -- Support for password authentication was removed on August 13, 2021. Please use a personal access token instead. -- Having googled, they suggested that it is necessary to change the github profile in keychain access, but it is not there.

Answer 1

https://whatibroke.com/2021/08/14/support-for-pass...
https://github.com/settings/keys
Create a personal access token In this article Create a...

The essence of the error is that from August 13, 2021...