# Repair PDF for authors

_Updated July 2026 · Arthize · https://arthize.com/for/authors/repair-pdf_

Arthize lets authors and self-publishers repair a corrupted PDF in a private workspace — free, with no watermark. Repairing a PDF rebuilds a damaged file's internal structure, recovering as much readable content as possible from a document that won't open.

## Why authors repair a corrupted PDF

An author merges manuscript chapters into one file, resizes the pages to the print trim size, and exports a clean, watermark-free PDF for the printer.

**Built for manuscripts.** Whether it's manuscripts, proofs, cover files, Arthize's repair pdf keeps the work inside your private workspace. Unpublished manuscripts are valuable IP; private processing keeps them off public servers.

## What matters when you repair a corrupted PDF

Repair rebuilds a PDF's cross-reference table and object structure.

It can recover files that won't open due to interrupted downloads or transfers.

Recovery depends on how much of the file is intact.

## How to repair a corrupted PDF

1. **Open the repair tool** — Sign in and open the Repair tool.
2. **Add the broken PDF** — Upload the file that won't open correctly.
3. **Repair** — Arthize rebuilds the internal cross-reference and object structure.
4. **Download** — Get a recovered PDF where possible.

## FAQ

### How do authors repair a corrupted PDF for free?

Repairing a PDF rebuilds a damaged file's internal structure, recovering as much readable content as possible from a document that won't open. On Arthize it's free with no watermark, and the file is deleted after the job — which is why authors and self-publishers can use it for manuscripts without a confidentiality risk.

### Is it private to repair a corrupted PDF sensitive manuscripts?

Yes. Unpublished manuscripts are valuable IP; private processing keeps them off public servers. Files are processed inside your private Arthize workspace and deleted after the job.

### How do I repair a corrupted PDF?

Repairing a PDF rebuilds a damaged file's internal structure, recovering as much readable content as possible from a document that won't open. On Arthize it's free with no watermark and processed privately.

### Why won't my PDF open, and can it be fixed?

Repairing a PDF rebuilds a damaged file's internal structure, recovering as much readable content as possible from a document that won't open. On Arthize it's free with no watermark and processed privately.