How to repair damaged PDF files?

[shivgupta]

To repair damaged PDF files, you can try the following methods:

1. Use Adobe Acrobat: Adobe Acrobat often includes built-in repair features that can attempt to fix minor issues in PDF files. Open Adobe Acrobat, go to "File" > "Open," select the damaged PDF file, and then choose "Save As" to save the repaired version.
2. Use Online PDF Repair Tools: Various online services offer PDF repair tools. Upload your damaged PDF file to these services, and they will attempt to repair it for you.
3. Use Third-Party PDF Repair Software: Dedicated PDF repair software programs specialize in repairing damaged PDF files. These tools often offer more advanced repair options and may be more effective than online services. I would recommend Kernel for PDF Repair, try it.
4. Extract Content: If you're unable to repair the entire PDF file, you may still be able to extract content from it. Try copying and pasting text or images from the damaged PDF file into a new document.
5. Restore from Backup: If you have a backup copy of the PDF file, try restoring it from the backup to replace the damaged version.
6. Convert PDF to Another Format: Sometimes converting the damaged PDF file to another format (such as Word or image) using online conversion tools or software can help recover the content, although this may result in some loss of formatting or features specific to PDF files.