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Repair PDF

Rebuild damaged XREF tables and recover unreadable or corrupted PDF files.

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Step-by-Step Guide

How to use Repair PDF

Upload the damaged PDF

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Select the corrupted or partially damaged PDF file.

Run repair

2/4

Click "Repair PDF". The tool attempts to reconstruct the document structure.

Review the result

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Check the repair report for details on what was recovered and what could not be restored.

Download the repaired PDF

4/4

If repair was successful, download the recovered document.

Best Practices

Tip 1

Recovery success depends on the severity and type of corruption — partially overwritten files are hardest to recover.

Tip 2

Even a partial recovery may be useful — extract as many pages as possible and use Merge PDF to combine them.

Tip 3

Keep backups of important PDFs on cloud storage to avoid relying on repair tools.

Common Questions

: Recovery success depends on the type and extent of corruption. Minor header corruption or XRef table damage is often recoverable. Severe corruption affecting page content may result in partial or no recovery.
: Damaged XRef tables, broken EOF markers, and truncated file structures are commonly recoverable. Complete data loss (overwritten content) cannot be recovered.
: Where content is fully intact, yes. Pages with corrupted content streams may appear blank or garbled in the output.

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