Login SCP go to Disaster Recovery > Scheduled Backup > VM Backups. You can select the backups you want to delete.
Delete a Specific Backup of a Designated Virtual Machine
Login SCP go to Disaster Recovery > Scheduled Backup > VM Backups. Locate the VM you want to delete its backup click its name select the backup or go to Compute > Virtual Machines locate the VM then click the VM name go to Backup and Disaster Recovery select the backup click delete, in the pop-up page fill in the password click OK.