Migrating OST files can be challenging, especially when dealing with large mailboxes, corrupted files, or Exchange account changes. To prevent data loss during OST migration, back up your original OST or convert it to a PST file first.
To ensure a smooth migration and prevent data loss, follow a structured and step-by-step approach that reduces the risk of data corruption.
What Causes Data Loss During OST Migration?
During OST migration, it's important to understand common risks before moving ahead with migration.
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Corrupted/Damaged OST files.
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Interrupted migration process.
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Large-sized OST files.
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Incompatible Outlook versions.
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Missing mailbox synchronization.
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Improper conversion methods.
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Human errors during export.
Best Practices to Prevent Data Loss During OST Migration
1. Create a Complete Backup:
Before starting the migration process, make a backup of your OST file and any associated Outlook data. This makes the recovery process easier in case of any type of issues during migration.
2. OST File Integrity:
Make sure that your OST file is healthy and accessible. Corrupted OST files should be repaired before migration to avoid transferring damaged data.
3. Mailbox Synchronisation:
Before exporting or converting the OST file, you have to follow a few steps:
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Open Microsoft Outlook.
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Send and receive all pending emails.
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Verify that all folders are synchronized.
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Confirm that recent emails, contacts, calendars, and tasks are available.
4. Check Available Storage Space
Migration processes often require temporary storage. Ensure sufficient space for:
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OST file
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Converted PST file
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Backup copies
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Temporary migration files
5. Use a reliable OST Migration
Manual methods may not always work, especially for orphaned, inaccessible, or large OST files. To perform migration in such cases, the BLR OST to PST converter Tool provides a reliable solution for migration.
It can help maintain:
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Email formatting
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Attachments
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Folder hierarchy
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Metadata
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Contacts and calendars
6. Avoid Interruptions During Migration
During the migration process:
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Keep the system on.
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Disable sleep mode.
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Close unnecessary applications.
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Ensure a stable power supply and internet connection.
7. Preserve Email Metadata
Verify that the migration method retains the following information. Email metadata includes:
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To
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From
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Subject
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Date and time
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CC/BCC information
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Read/unread status
8. Verify Data After Migration
Once the migration process is complete:
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Compare source and destination.
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Verify important folders.
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Open attachments.
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Check contacts, calendars, and tasks.
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Confirm folder hierarchy accuracy.
9. Perform a Test Migration
Before migrating the entire mailbox:
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Select a small set of folders.
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Test it by running it as a demo.
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Verify email integrity.
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Check attachments and metadata.
Conclusion
Preventing data loss during OST migration requires careful planning, proper backups, full mailbox synchronization, and reliable migration tools. By following these best practices, you can safely migrate emails, contacts, calendars, attachments, and metadata while preserving mailbox integrity.
