Rewrite damaged PDF structure
QPDF reads the source with recovery enabled and rewrites the document structure when recovery is possible.
Repair PDF
Choose a PDF file
Rewrite PDF structure with QPDF recovery enabled when the file can be read.
Choose a PDF file to begin.
Use QPDF recovery and structural rewriting to repair recoverable PDF file errors directly in your browser.
Browse PDF toolsFree browser toolNo account requiredPDF → PDF
Built around the task
Why use Repair PDF?
The page stays focused on the problem you came to solve, with the useful details directly around the tool instead of getting in your way.
Useful for structural PDF errors
This can help with malformed cross-reference data and similar structural issues, but it cannot reconstruct missing content.
Warnings are preserved
If QPDF recovers the document with warnings, the tool tells you to review the repaired output.
Three simple steps
How to use Repair PDF
Start with the document or text you already have, complete the task, and leave with a usable result.
Add PDF
Choose Files or add the content you want to work with.
Run Repair PDF
Repair recoverable structural errors in a PDF
Use PDF
Review the result, download it, or continue into a related workflow.
Repair recoverable structural errors in a PDF
Use QPDF recovery and structural rewriting to repair recoverable PDF file errors directly in your browser.
Know what goes in and comes out
Clear file and output expectations help you choose the right tool before you start.
PDF inputPDF output
A simpler way to finish the job
About Repair PDF
Repair PDF is built around one clear outcome: repair recoverable structural errors in a PDF. If you already have PDF and need PDF, this page keeps the action, the explanation, and the next useful steps together. You do not have to dig through a large software menu just to find the feature you came for. Start with the tool above, complete the task, review the result, and continue only when your document actually needs another step.
When Repair PDF is useful
Repair PDF focuses on one document job rather than surrounding it with unrelated features. That matters when you are trying to finish a small but necessary step quickly. Bring in the supported file or content, complete the task, review what changed, and then download the result or continue into a related workflow. The page is structured so the main action remains obvious from the moment you arrive.
Typical uses include preparing PDFs for email, forms, school or office submissions, document archives, client handoffs, printing, and workflows where a PDF needs to be edited, organized, converted, reduced, protected, or made easier to share.
Tips for better results
For PDF files, start with the cleanest source you have. Password protection, damaged files, unusual embedded fonts, very large scans, or image-only pages can affect what any browser-based PDF workflow can read or change. If the document is a scan and you need selectable text, an OCR step may be more appropriate before editing or converting.
Before downloading or sharing the finished file, give the result a quick review. Check the pages, text, images, order, formatting, or file size that matter for your task. If the output is not what you expected, go back to the source file and make sure it is the right version and format before trying again.
Continue the workflow without starting over
Document work rarely ends with one action. After repair recoverable structural errors in a PDF, you may need another closely related step. You can use Compress PDF when you need to reduce PDF file size. For a different next step, Edit PDF helps you edit a PDF online. You can also move to Merge PDF to combine multiple PDF files into one PDF. If your goal changes, Protect PDF is available for add password protection to a PDF.
If none of those matches what you need, browse the PDF tools collection for tools that work with the same document family, or open the complete document tools directory to find another workflow by task or file type. These contextual links are intentionally placed around the current job so every tool page can act as both a useful destination and a sensible next step in the wider document workflow.
Repair PDF FAQs
Quick answers to common questions about this workflow.
Can this repair every corrupted PDF?
No. It can repair some structural PDF problems that QPDF can recover from, but severely damaged or incomplete files may still fail.
Will repair change the visible document?
The goal is to preserve document content while rewriting PDF structure, but you should review recovered files before relying on them.
Can it repair a password-protected PDF?
Protected files may need to be unlocked first if QPDF cannot read them without a password.