Activate RHEL9¶

Commands to Activate RHEL9¶

Cannot Activate RHEL Server with Free Developer Subscription, it can be fixed by the following commands:

sudo subscription-manager remove --all
sudo subscription-manager unregister
sudo subscription-manager clean
sudo subscription-manager register
sudo subscription-manager refresh
sudo subscription-manager attach --auto

You should do the commands one by one.

REF¶

[1].https://access.redhat.com/discussions/3312101