# Legacy details prior to v8.5

- [Backup / Restore (prior to v8.5)](/operations/backup-restore-dr/legacy-details-prior-to-v8.5/backup-restore-prior-to-v85.md): This article provides guidance for restoring backups.
- [Disaster recovery process (prior to v8.5)](/operations/backup-restore-dr/legacy-details-prior-to-v8.5/disaster-recovery-process-prior-to-v85.md): Cognito Disaster Recovery Process
- [Migrating to new Brain (prior to v8.5)](/operations/backup-restore-dr/legacy-details-prior-to-v8.5/migrating-to-new-brain-prior-to-v85.md): Migrating to a new brain