Converting OST (Offline Storage Table) files to PST (Personal Storage Table) format is a common need, especially when dealing with inaccessible email data, migrating to new devices, or recovering from server crashes. While Outlook offers some manual export options, a professional tool like the
EmailsGuru OST to PST Converter ensures a seamless, reliable, and efficient solution to convert OST files to PST file format for Outlook.
Why Convert OST to PST?
- OST files are frequently inaccessible or corrupted due to Exchange server issues, Outlook errors, or OST file damage. Converting OST to PST lets you regain access to mailbox data.
- PST files are widely supported and portable, making them ideal for backup, email migration, or transferring data between systems.
How to Convert OST Files to PST File Format For Outlook?
Manual Outlook methods are limited and may fail with large, corrupt, or orphaned OST files. A third-party converter tool like EmailsGuru OST to PST Converter offers more robust features and user-friendly interface that helps users to efficiently convert OST files to PST file format for Outlook 2019, 2016, 2013 and all below versions. Step by guide, how to use it:
- Install and run OST to PST Converter Windows systems.
- Use Select Files for single OST, or Select Folders to add multiple OSTs for batch conversion.
- Choose where the converted PST files will be saved. You can specify a custom folder or use the default location.
- Click the Convert button to start converting. The tool processes files while maintaining structure and metadata.
Key Features of OST to PST Converter
Batch Conversion: Convert multiple OST files simultaneously—perfect for migrating large mailboxes or folder archives quickly and efficiently.
Preserves Folder Hierarchy & Metadata: Retains folder structures, email metadata (To, From, CC, Date), and attachments to ensure data fidelity.
Handles All OST File Types: Capable of converting encrypted, orphaned, IMAP, corrupted, or oversized OST files without requiring Exchange or Outlook.
Split & Merge Capabilities: Split large OST files by size (e.g., 2 GB, 5 GB, 10 GB) or merge multiple small OSTs into a single PST file.
No Outlook Dependency: Works independently—Outlook doesn't need to be installed or configured to perform the conversion.
Wide Compatibility: Supports Windows (XP through Windows 10/8/7 and older) and Outlook versions from 2003 to 2019, handling both ANSI and Unicode files.
Free Trial Available: Allows users to test the tool with a limited conversion (e.g., first 25 items per folder) before purchasing.
FAQ — Quick Reference
Q1: Can I convert encrypted or orphaned OST files?
A1: Yes. EmailsGuru OST to PST Converter can handles encrypted, orphaned, and IMAP OSTs without error.
Q2: Do I need Outlook installed?
A2: No, the tool is standalone. No Outlook or Exchange server is necessary.
Q3: What's the trial limitation?
A3: The free trial converts the first 25 items per folder, giving a good preview of functionality.
Q4: Can it merge or split OST files?
A4: Yes—merge multiple OSTs into one PST or split a large OST into smaller PST segments.
Conclusion
For seamless, secure, and reliable conversion of OST to PST—especially when dealing with large, corrupted, or multiple files—the EmailsGuru OST to PST Converter is one of the most trusted tools available. Its batch processing, preservation of data integrity, independence from Outlook, and flexible merging/splitting make it a standout solution.
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