Repair PDF
Attempt to recover readable pages from a PDF with damaged internal structures and write a validated copy. Repair can help when a viewer rejects a file that still contains recoverable page data. It cannot reconstruct page content that is absent from the source.
100 MB per file · up to 500 pages per job · one job at a time. Files are temporary, expire within 24 hours and are cleaned up automatically. Download results promptly; service restarts can remove them earlier.
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What Repair PDF does
Attempt to recover readable pages from a PDF with damaged internal structures and write a validated copy. Repair can help when a viewer rejects a file that still contains recoverable page data. It cannot reconstruct page content that is absent from the source.
How to use this tool
- Upload the problematic PDF.
- Review the digital-signature acknowledgement if applicable.
- Run repair and inspect all recovered pages and warnings.
Common uses
- Try opening a partially damaged download.
- Recover readable pages from a malformed PDF.
Formats and limits
- Input
- Output
- Current file limit
- 100 MB per file, up to 500 pages per job, one job at a time. Shared usage quotas apply.
Recovery is best-effort. Missing objects, missing pages and severe truncation may prevent repair, and some document features may be lost.
Questions about Repair PDF
Can every broken PDF be repaired?
No. The result depends on which original structures and page contents remain readable.
Should I replace my original immediately?
Keep the original until you have checked the repaired file’s pages, forms and any warnings.
Your files and privacy
Documents are uploaded over HTTPS to the hosted service. Files are temporary and protected by your browser session. Download results promptly and keep a local copy before temporary files expire.
Read document handling details · Review security and processing limits
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