The RDS default backup retention period is 7 days. This means that after 7 days, your backup files will be automatically deleted. You can change this setting to a different number of days, or to “never delete”, but it’s important to be aware of this setting so that you can plan accordingly.
If you need to keep your backups for longer than 7 days, you can either change the setting on your RDS instance, or you can download your backups …
