How to Remove Password from PDF: Complete Guide You have a PDF that requires a password every time you open it, or you can open it but cannot edit or print. Passwords protect sensitive documents, but what if you are the legitimate owner and want to remove that protection? Maybe you no longer need the restriction, or you need to edit the file. This guide covers every method to remove passwords from PDFs – whether it is an open password (required to view) or a permission password (restricting editing/printing). You will learn how to use online tools, Adobe Acrobat Pro, free desktop software, and even command-line utilities. Important: Only remove passwords from PDFs you own or have explicit permission to modify. Understanding PDF Password Types – Two Different Locks Before attempting removal, identify which type of password protects your PDF. Each type requires a different approach. Password Type What It Does Can You Remove It? Typical Encryption Open Password (User Password) Required to open the PDF. Without it, content is unreadable. ✅ Yes – but you need the password. No legitimate way without it (for strong encryption). 256-bit AES (modern) Permission Password (Owner Password) Allows opening but restricts editing, copying, printing. ✅ Yes – often removable without the original password using free tools. 128-bit AES or weaker Key insight: If the PDF asks for a password just to open, you have an open password. If you can open it but cannot edit or print, you have a permission password. Method 1: Remove Password When You Know It (Open or Permission) If you have the correct password, removal is straightforward using any PDF tool. Using Our Online Tool (Fastest for Non‑Sensitive Files): Go to Unlock PDF. Upload your password‑protected PDF. Enter the password (if required). Click "Unlock" – the tool removes all passwords and restrictions. Download the unprotected PDF. Using Adobe Acrobat Pro (Offline, Professional): Open the PDF with the password. Click Tools > Protect > Remove Security. Enter the password when prompted. Save the file – the password is permanently removed. Using PDF‑XChange Editor (Free, Windows): Open the PDF (enter the password). Go to File > Document Properties > Security. Click Change Password. Clear both the "Require a password to open" and "Restrict editing and printing" fields. Click OK and save – password removed. Method 2: Remove Permission Password (Editing Restrictions) Without Knowing It For PDFs that open freely but have editing restrictions, you can often remove the permission password without any password at all. These restrictions are weak and can be stripped. Using Our Online Unlock Tool (Free, Instant): Go to Unlock PDF. Upload the PDF (no password needed even if it says "restricted"). Click "Unlock" – the tool removes all editing, copying, and printing restrictions. Download the unrestricted PDF. Now you can edit, copy, and print freely. Using PDF‑XChange Editor (Free, Offline): Open the restricted PDF (no password required). Go to File > Document Properties > Security. Select No Security from the Security Method dropdown. Confirm and save – all restrictions are removed. Using Google Drive (Free, Indirect): Upload the restricted PDF to Google Drive. Right‑click > Open with > Google Docs. Google Docs opens an editable version. Go to File > Download > PDF Document. The downloaded PDF has no restrictions. (Note: formatting may shift slightly.) Method 3: Remove Open Password Without Knowing It – Is It Possible? No, for modern PDFs encrypted with 256‑bit AES, you cannot remove the open password without the password itself. There are no legitimate tools that can crack or bypass strong encryption. If you have lost the open password, your options are: Try to remember or guess the password (check your password manager). Look for an unprotected backup copy of the same file. Contact the person who created the PDF and ask for an unprotected version or the password. For PDFs created with very weak encryption (40‑bit RC4, rare after 2015), brute‑force tools like John the Ripper might work, but this is extremely unlikely for standard documents. Warning: Be skeptical of any service claiming to "crack" open passwords for a fee. Most are scams or simply attempt dictionary attacks that will fail against strong passwords. Comparison Table: PDF Password Removal Methods Method Price Removes Permission Password (without knowing it) Removes Open Password (need password) Privacy Online Unlock Tool (DonePDF) Free ✅ Yes (instant) ✅ Yes (if you provide password) Files uploaded – not for sensitive Adobe Acrobat Pro ~$15/month ✅ Yes (if you know password) ✅ Yes (if you know password) Local (offline) PDF-XChange Editor (free) Free ✅ Yes (no password needed) ✅ Yes (if you know password) Local Google Drive Free ✅ Yes (via Google Docs) ❌ No Files uploaded to Google Step-by-Step Workflow: Remove All Passwords from a PDF Identify the password type: does it ask for password upon opening? If yes → open password. If you can open but actions are restricted → permission password. If you have the open password, use any tool (online, Adobe, PDF‑XChange) to remove it by opening the PDF and removing security. If you only have permission restrictions, use our Unlock PDF tool or PDF‑XChange Editor to strip them instantly – no password needed. After removal, save the unlocked PDF under a new name (e.g., "document_unlocked.pdf"). Test the unlocked PDF: try to edit, copy text, and print to confirm no restrictions remain. Best Practices for Removing PDF Passwords Only remove passwords from PDFs you own or have permission to modify. Unauthorized removal may violate copyright or confidentiality agreements. Keep a backup of the password‑protected original before removing security, in case you need it for legal proof. After removing an open password, the PDF becomes fully accessible to anyone. Do not share unlocked versions if the content remains sensitive – consider re‑encrypting with a new password. For permission‑only PDFs, remember that removing restrictions is trivial. Do not rely on them for strong security. Use our online tool only for non‑confidential files. For sensitive documents, use offline software like Adobe Acrobat Pro or PDF‑XChange Editor. Common Mistakes When Removing PDF Passwords Assuming all passwords can be removed without knowing them. Open passwords (256‑bit AES) are impossible to bypass without the password. Uploading sensitive documents to unknown online unlockers. Many free sites may store or leak your files. Use reputable tools or offline software. Forgetting to save the unlocked version with a new name. Always save a copy to avoid overwriting the original password‑protected file. Not testing the unlocked PDF. After removal, open the file and try to edit or copy to confirm success. Believing in "password cracker" scams. No legitimate tool can break strong AES encryption. If you lost the open password, accept the loss. Tools for PDF Management – DonePDF Utilities After removing passwords, you may need these additional tools: Protect PDF – Add new passwords after editing Compress PDF – Reduce file size PDF to Word – Edit content further Merge PDF – Combine unlocked files Split PDF – Extract pages OCR PDF – Make scanned PDFs searchable You May Also Like – Related Articles How to Password Protect PDF How to Lock PDF File How to Unlock Secured PDF How to Protect PDF from Editing Related PDF Tutorials – Complete Learning Path Master every aspect of working with PDFs through our comprehensive guides: Introduction & Basics What is a PDF File History of PDF Format How PDF Files Work Benefits of Using PDF Security & Passwords How to Password Protect PDF How to Remove Password from PDF How to Lock PDF File How to Unlock Secured PDF How to Protect PDF from Editing How to Redact Information in PDF Conversion Guides How to Convert PDF to Word How to Convert Word to PDF How to Convert Excel to PDF Page Management How to Merge PDF Files How to Split PDF Files How to Compress PDF Use Cases & Best Tools Best PDF Tools for Business How to Use PDF for Contracts Common PDF Problems and Solutions Conclusion – Remove PDF Passwords Responsibly Removing a password from a PDF is simple when you have the password – just use our online tool, Adobe Acrobat Pro, or PDF‑XChange Editor. For permission restrictions (editing/printing), you can often remove them instantly without any password. However, for open passwords (required to view), you must know the password – modern encryption cannot be bypassed. Always respect ownership rights and only unlock PDFs you are authorized to modify. Use the methods in this guide to regain full access to your own documents while avoiding costly mistakes. Frequently Asked Questions How can I remove a password from a PDF for free? You can remove a PDF password for free using these methods depending on the password type: If you know the open password (or have a permission‑only PDF): Use our Unlock PDF tool – upload the PDF, enter the password if required, click "Unlock", and download the unprotected PDF. No registration, files never leave your device. For permission restrictions only (editing/copying/printing, no open password): Use PDF‑XChange Editor (free, Windows). Open the PDF, go to File > Document Properties > Security, set Security Method to "No Security", and save. Restrictions removed instantly without any password. If you forgot the open password and it uses 256‑bit AES encryption: There is no free (or paid) way to remove it. You cannot bypass strong encryption without the password. For sensitive documents, use offline software (PDF‑XChange Editor) rather than online tools. What is the difference between removing an open password and a permission password? Open password (user password): This encrypts the entire PDF. Without it, you cannot open or view the file. To remove it, you must know the password – there is no legitimate workaround for modern 256‑bit AES encryption. Once removed, the PDF becomes accessible to anyone. Permission password (owner password): This only restricts actions (editing, copying, printing) but does not encrypt the content. You can open the PDF freely. These restrictions are weak and can be removed without knowing the password using free tools like our Unlock PDF or PDF‑XChange Editor. The content remains visible throughout. Key practical difference: If a PDF prompts for a password immediately when opened, it uses an open password. If it opens but shows "This document is restricted" in the title bar, it uses a permission password. Can I remove a PDF password without knowing it? It depends entirely on the password type: Permission password (editing restrictions): ✅ Yes, you can remove it without knowing the password. Use our online Unlock PDF tool (instant, free) or PDF‑XChange Editor (free, offline). Open password (required to view): ❌ No, you cannot remove it without the password. For PDFs encrypted with strong 256‑bit AES (standard since 2015), there is no known vulnerability. Even government agencies cannot break it. If you lost the password, the file is permanently inaccessible. Be wary of any service claiming to "crack" open passwords – they are scams. Therefore, always keep a backup of important PDFs without passwords or store passwords in a password manager. How do I remove editing restrictions from a PDF without the password? Removing editing restrictions (permission password) is straightforward and does not require the original password. Here are three free methods: Online (fastest): Use our Unlock PDF tool. Upload the restricted PDF, click "Unlock", download the unrestricted file. Works in seconds – no password needed. Offline (Windows): Download PDF‑XChange Editor (free). Open the PDF, go to File > Document Properties > Security. Change Security Method to "No Security". Confirm and save. Restrictions removed locally. Google Drive (free, any platform): Upload the PDF to Google Drive, right‑click > Open with > Google Docs. Google Docs opens an editable version. Then download as PDF (File > Download > PDF Document). The downloaded PDF has no restrictions. (Note: formatting may shift slightly). All these methods work even if the PDF says "This document is secured" or "Editing disabled". Can I remove a password from a PDF using Adobe Acrobat Reader for free? The free Adobe Acrobat Reader has very limited password removal capabilities. You can remove a permission password (editing restrictions) if you know it: open the PDF, then use File > Properties > Security > Change Settings to remove restrictions. However, the free Reader cannot remove an open password at all – you need Adobe Acrobat Pro (paid, ~$15/month) for that. Also, the free Reader cannot remove permission restrictions without knowing the password. For free removal of permission restrictions (without knowing the password), use our Unlock PDF tool or PDF‑XChange Editor instead of Adobe Reader. What should I do if I forgot the open password to my own PDF? If you forgot the open password and the PDF uses strong 256‑bit AES encryption (standard for any PDF saved in the last 10 years), there is no practical way to recover or remove it. Your options: Search meticulously – check password managers (Bitwarden, LastPass), browser saved passwords, email archives, or physical notes. Try common variations – birthdays, document names, project codes, or standard passwords you use. Look for an unprotected backup – check old versions, cloud backups, or emails where the file was sent without a password. Contact the person who created the PDF – if it was sent to you, ask them to resend an unprotected copy or provide the password. For legacy PDFs (pre‑2015, maybe 40‑bit RC4): tools like John the Ripper or Hashcat can attempt brute‑force attacks, but this is slow and unlikely for strong passwords. Prevention: Always keep a master copy of important PDFs without passwords, or store passwords in a password manager with a recovery option. Is it legal to remove a password from a PDF? Legality depends on your relationship to the document and local laws: You are the owner/creator of the PDF: Completely legal. You have the right to modify, unlock, or remove any security from your own documents. You have permission from the owner: Legal. For example, a colleague asks you to edit a protected PDF and provides the password or permission to unlock it. You forgot the password to your own file: Legal to attempt removal, but as noted, impossible for strong encryption. You are removing restrictions to print, copy, or edit a PDF that you did not create and do not have permission: May violate copyright laws (e.g., DMCA anti‑circumvention provisions in the US). Some jurisdictions allow circumvention for accessibility or fair use, but this is grey area. Always obtain permission. This guide assumes you have the right to unlock the PDF. Use responsibly. Does compressing or editing a PDF remove its password? No. Compressing a password‑protected PDF using a compression tool (like our Compress PDF tool) does not remove the password – encryption remains intact because the tool cannot decrypt the file without the password. You will be prompted for the password before compression. Similarly, opening a password‑protected PDF in a PDF editor and making edits (e.g., rotating pages, adding watermarks) does not remove the password. The security settings persist through editing. To remove the password, you must explicitly use security removal features (Tools > Protect > Remove Security in Adobe Acrobat, or the Unlock PDF tool). If you need to remove the password and then compress, always unlock first, then compress.