Repair PDF structure

Try a lossless structural rebuild first, then an honest raster recovery with full, partial or failed-page reporting.

Structural rebuild firstPartial recovery reportNo missing-data claim

Use this tool now Check names, figures and redacted areas in the output before sharing it.

Direct answer

Can I repair a PDF that will not open?

A PDF can sometimes be repaired when its pages are still readable but its internal structure or index has a simple error. PDFUAE rewrites the readable file into a new copy in your browser. It cannot recreate missing pages, complete a partial download or bypass encryption.

Prepared and technically reviewed by PDFUAE · Last reviewed 16 August 2026

Use Repair PDF structure nowProcessing starts on this tool page. File names and contents are never sent to analytics.

Drag a file here or choose it from your deviceOne-step result: local processing starts as soon as you choose the file.

Ready paths for this task

Start with the outcome you actually need

repair a PDF that will not openTry rebuilding simple structural problems.

Each option opens the relevant setting in this primary tool.

How it works

Finish the task without unnecessary steps

Rebuild readable structure or recover renderable pages. Open the tool above, choose your file and follow the settings shown. PDFUAE creates a new result and leaves the original unchanged.

Can every damaged PDF be repaired?

No. Missing bytes, unreadable pages and encrypted files cannot be reconstructed falsely.

What changes in raster recovery?

Recovered pages become images, so searchable or editable text is lost.