Repair & Recover Damaged PDF Files
Reconstruct broken cross-reference tables, repair trailer streams, and salvage unreadable PDF data.
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What is Repair PDF?
Encountering "file damaged or corrupted" errors? Our repair engine scans for intact object streams, synthesizes missing xref tables, and reconstructs a healthy PDF document.
How to Use Repair PDF (Step-by-Step)
Upload Damaged PDF
Select the corrupted file that fails to open properly.
Run Diagnostics
Our WASM engine analyzes header and object stream integrity.
Download Repaired PDF
Save the restored, fully readable PDF file.
Key Features of Our Online Repair PDF
XRef Table Reconstruction
Rebuilds broken index pointers that prevent viewers from opening files.
Stream De-duplication
Recovers readable page fragments and object dictionaries.
Zero Data Harvesting
All recovery routines execute in your private browser sandbox.
Frequently Asked Questions
Files with intact stream objects can almost always be reconstructed. Severe total file truncations might have partial page loss.