Document link: https://docs.redhat.com/en/documentation/red_hat_enterprise_linux_for_sap_solutions/9/html-single/upgrading_sap_environments_from_rhel_8_to_rhel_9/index#proc_preparing-upgrade_asmb_upgrading-hana-system:~:text=On%20RHEL%208.10%20BYOS%20system

Section number and name: 3.1. Preparing for the upgrade

Describe the issue: Wrong command for releasing version lock on RHEL 8.10: should be

# subscription-manager release --unset 

instead of

# subscription-manager unset 

Impact of this issue: Minor

Suggestions for improvement: Replace as mentioned above.