As an administrator or vault owner, you can delete packages and package versions.
Caution: Deleting a package removes all its versions. Deleted packages and versions cannot be restored.
To delete packages and package versions:
On the top navigation bar, select a space from the spaces list.
On the sidebar, select Vaults.
On the Vaults page, open the relevant vault.
To delete one or more packages, select the packages, click Delete , and confirm.
To delete one or more package versions, open a package from the list of packages. On the package page, select one or more package versions, click Delete and confirm.
Maven vaults: For Maven snapshot versions, the files are grouped into deliveries by date. To delete one or more deliveries of a snapshot, open the package version and switch to the Content tab. You can select and delete any delivery except the latest one.