Repair a damaged PDF, free

A PDF that won't open, shows a “damaged file” message or opens blank can often be saved by rebuilding its internal structure.

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How it works

  1. Step 1

    Choose the PDF that won't open properly.

  2. Step 2

    Run the repair: the file's structure is rebuilt.

  3. Step 3

    Check the pages in the preview, then download the repaired copy.

Why use it

  • Fixes broken cross-reference tables and other common structural damage.
  • See the repaired pages before downloading.
  • Your original file is kept as it is.

Frequently asked questions

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