You can add any backup job to a backup copy job by right clicking the job and selecting Add to backup copy job.
Backup copy capabilities are only available if you have specified an object repository as a target for your backup jobs.

An extended backup repository where you store your backups and a backup repository where you store backup copies must be located on the same backup proxy server and have the same retention type.
After Veeam Backup for Microsoft 365 created backup copies, you can explore and restore, or retrieve backup copies. For more information, see What You Do with Backup Copies.
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If you need more help getting started, you can post your question in the comments section below or contact us at any time and someone from the Customer Success team will be there to assist you.