解锁 PDF

移除 PDF 密码保护

选择您的文件

*文件在 24 小时后删除

免费转换最大 1 GB 的文件，专业版用户可转换最大 100 GB 的文件；立即注册

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How to Unlock PDF

1 Upload your protected PDF

2 Enter the password if required

3 Click Unlock to remove protection

4 Download your unlocked PDF

解锁 PDF 常问问题

How do I unlock a PDF?

Upload your password-protected PDF, enter the password if prompted, and click Unlock to remove the protection.

Can I unlock a PDF without the password?

You need to know the password to unlock the PDF. We cannot bypass password protection.

Is it legal to unlock PDFs?

Yes, as long as you have the right to access the document and know the password.

Will unlocking affect my PDF content?

No, unlocking only removes the password protection. All content remains intact.

Can I unlock multiple PDFs at once?

Yes, premium users can batch unlock multiple PDF files.

Can I process multiple files at once?

Yes, you can upload and process multiple files. Free users have some limits while Premium users enjoy unlimited batch processing.

Does this tool work on mobile devices?

Yes, our tool works on all devices including smartphones and tablets with any modern web browser.

Which browsers are supported?

Our tool works with all modern browsers including Chrome, Firefox, Safari, Edge, and Opera.

Are my files kept private?

Yes, your files are secure. All uploaded files are automatically deleted from our servers after processing.

What if my download does not start?

Click the download button again. Make sure pop-ups are not blocked and check your downloads folder.

Will this affect the quality?

Our tool is optimized to preserve quality while achieving the desired result. You can preview before downloading.

Do I need to create an account?

No account is required for basic usage. Creating an account gives you access to additional features and higher limits.