PDF Unlock – Remove Password & Restrictions Free
Bypass strict PDF passwords and restrictive file permissions instantly. Our client-side decryption engine quickly restores access without uploading your data.
Bypass strict PDF passwords and restrictive file permissions instantly. Our client-side decryption engine quickly restores access without uploading your data.
Drop your locked PDF here
Instantly detects encryption type · Removes restrictions or decrypts with password · 100% private - never uploaded to any server
Permission Bypass
No password neededPDF opens freely but has editing/printing restrictions? We remove them instantly without any password.
Known Password
PDF.js engineEnter the document password and our PDF.js engine correctly decrypts all encryption types - RC4, AES-128, AES-256.
Dictionary Scan
RC4-40 onlyWeak RC4-40 encrypted PDFs? We automatically try 500+ common passwords using PDF.js to find it in seconds.
Honest limitation: AES-128 and AES-256 user passwords cannot be cracked without the password. Our tool uses Mozilla's PDF.js engine (same as Firefox) which correctly handles all encryption types when you have the right password.
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How to Use PDF Unlock – Remove Password & Restrictions Free
Follow these simple steps to get results in seconds - no account, no downloads, no fuss.
Upload Locked PDF
Drag, drop, or click to select the encrypted PDF you want to unlock.
Automatic Detection
The tool uses advanced client-side processing to detect if your file has permission restrictions or requires a full user password.
Unlock and Download
Enter the password if prompted. The engine securely decrypts it. Download the clean, unlocked PDF immediately.
100% Browser-Based Utility
No installation required. Works seamlessly on all mobile & desktop devices.
Frequently Asked Questions
Everything you need to know about PDF Unlock – Remove Password & Restrictions Free. Can't find your answer? All questions are answered in detail below.
The old tool used pdf-lib for decryption which has a known bug with password handling. This updated version uses Mozilla's PDF.js (the same engine as Firefox) which correctly verifies and decrypts all password types.
Only for weak RC4-40 encrypted PDFs - we try 500+ common passwords automatically. For AES-128/AES-256, you must provide the correct password. No browser tool can crack modern AES encryption.
Yes! If you can open the PDF but cannot print, copy, or edit it, the Permission Bypass method removes these 'Owner' restrictions instantly without any password.
100% - your PDF is processed entirely in your browser using JavaScript. It never leaves your device or gets uploaded to any server.
RC4-40, RC4-128, AES-128, and AES-256 - all handled correctly by the PDF.js decryption engine when you provide the correct password.
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