Large Outlook OST files can contain years of emails, attachments, contacts, calendars, and other mailbox information. When such a file becomes inaccessible, recovering its contents requires a solution capable of handling substantial mailbox data. MailsDaddy OST to PST Converter provides features for users who need to Convert OST to PST from large and damaged OST files.

The software performs advanced OST file recovery and extracts available mailbox items from corrupted, orphaned, and inaccessible OST files. Emails, attachments, contacts, calendars, tasks, journals, and notes can be recovered while maintaining the original folder structure.

During the Convert OST to PST process, the software preserves email formatting, metadata, timestamps, internet headers, and attachment information. This helps ensure that recovered mailbox data remains organized and useful.

Batch conversion is also available for users who need to process multiple OST files. Besides PST, the recovered data can be exported into EML, MSG, MBOX, HTML, and MHTML formats. These output choices can support Outlook migration, backup, archiving, and other data management requirements.

The preview feature lets users review mailbox items before export. With support for large OST files, multiple output formats, batch processing, and detailed OST file recovery, this OST to PST converter provides a practical solution for completing OST to PST conversion efficiently.