손상된 PDF 업로드
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최대 파일 크기: 50 MB
How to repair a PDF
Upload your PDF
Upload the damaged or corrupted PDF file you need to repair.
Choose mode
Pick a repair mode — basic, advanced, or text-only recovery — depending on damage severity.
Download repaired
Start the repair and download your restored PDF in seconds.
Smart Diagnosis
Automatically detects corruption issues, broken objects, and structural problems.
Multiple Repair Modes
Choose from basic, advanced, or text-only recovery depending on damage severity.
Content Recovery
Recover text, images, and data from even severely damaged PDF files.
Secure Processing
Your files are processed securely and deleted immediately after repair.
How to Repair Corrupted PDF Files Online
PDF files can become corrupted due to various reasons including incomplete downloads, software crashes, storage media failures, or virus infections. Our PDF Repair Tool helps you recover and fix damaged PDF documents quickly and easily.
Common PDF Corruption Issues We Fix
- Broken or damaged PDF structure and cross-reference tables
- Missing or corrupted font data causing display problems
- Damaged image streams and embedded graphics
- Broken internal links and annotations
- Incomplete or truncated file content
How Our PDF Repair Works
Simply upload your corrupted PDF file and our tool will automatically scan it for issues. The diagnosis will show you exactly what problems were found. Choose your preferred repair mode based on the severity of corruption, then let our advanced algorithms fix the issues and restore your document.
Tips to Prevent PDF Corruption
- Always wait for PDF downloads to complete fully before opening
- Keep backups of important PDF documents
- Use reliable PDF software for creating and editing documents
- Scan files for viruses before opening PDFs from unknown sources