If you’re facing the issue of Outlook automatically deleting emails, don’t worry—it’s often due to misconfigured settings like filters, rules, or auto-archive. Here’s how to disable auto-delete in Outlook:
Open Outlook and go to File > Options > Advanced.
Under AutoArchive, click AutoArchive Settings.
Uncheck Run AutoArchive every X days or adjust settings to suit your needs.
Also, check Rules & Alerts under the Home tab for any rule deleting emails.
Still, facing problems with Outlook automatically deleting emails or suspect PST corruption? Use the Aryson PST Recovery Tool to repair your PST files quickly and recover your mailbox data.
Disabling auto-delete is essential to avoid unexpected data loss—especially if you’re frequently seeing Outlook automatically deleting emails without warning.