PDF 잠금 해제
PDF에서 비밀번호 보호 제거
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브라우저 처리
파일이 브라우저에서 로컬로 처리됩니다
자동 삭제
처리 후 파일이 자동으로 삭제됩니다
회원가입 불필요
계정 생성 없이 모든 도구 사용 가능
어디서나 사용 가능
모든 기기, 모든 브라우저, 설치 불필요
PDF 잠금 해제 방법
PDF 업로드
업로드 영역에 보호된 PDF를 선택하거나 드래그하세요.
비밀번호 입력
문서 잠금을 해제하기 위해 현재 비밀번호를 입력하세요.
보호 제거
잠금 해제를 클릭하여 비밀번호 보호를 제거하세요.
다운로드
잠금이 해제된 PDF 파일을 다운로드하세요.
Why Unlock PDF Restrictions?
PDF restrictions can prevent legitimate use of documents you own or have permission to use. Unlocking removes these barriers so you can print, copy, or edit as needed.
Common Restriction Issues
- Can't Print: The document opens but printing is disabled.
- Can't Copy Text: Selecting and copying text is blocked.
- Can't Edit: Form filling or annotation is restricted.
- Can't Extract Pages: Splitting or reorganizing is disabled.
What This Tool Does
This tool removes owner-level restrictions (permissions) from PDFs. It cannot bypass user passwords that prevent the PDF from opening. If you can view the PDF but can't perform certain actions, this tool can help.
자주 묻는 질문
What restrictions can this tool remove?
This tool removes printing restrictions, copy/paste restrictions, editing restrictions, and annotation restrictions from PDFs.
Can this tool crack PDF passwords?
No. This tool removes owner permission restrictions but cannot open PDFs that require a user password to view. You must know the open password.
Is unlocking PDFs online safe?
Yes, your files are processed securely in your browser and are never uploaded to external servers. Your documents remain completely private.
Is this PDF unlock tool free?
Yes, our PDF unlock tool is completely free with no registration, watermarks, or hidden fees.
Why can't I print or copy from my PDF?
The PDF creator set owner restrictions to prevent these actions. Our tool can remove these restrictions if you have legitimate access to the document.
What's the difference between user password and owner password?
User password locks the PDF from being opened at all. Owner password restricts actions like printing and copying. We can remove owner restrictions but not user passwords.
Is it legal to unlock a PDF?
Unlocking PDFs you own or have permission to modify is legal. Removing restrictions to circumvent copyright protection or access unauthorized content may violate laws.
My PDF asks for a password to open - can you help?
If the PDF requires a password to open (user password), you must enter that password. Our tool cannot bypass this security. If you've forgotten the password, contact the document creator.
Will unlocking affect the PDF content?
No, unlocking only removes restrictions. All content, formatting, images, and quality remain exactly the same.
Can I unlock a PDF on my phone?
Yes, our tool works on any device with a web browser including iPhones, Android phones, and tablets. No app download required.