Thay đổi quyền

Đặt hoặc thay đổi quyền người dùng trên PDF.

Click to select PDF hoặc kéo và thả

Tệp của bạn không bao giờ rời khỏi thiết bị.

How It Works

1

Upload File

Click or drag and drop your file to begin

2

Modify Permissions

PDF permissions and security settings are modified according to your preferences

3

Download

Get your PDF file with updated permissions and security settings applied

Related PDF Tools

Merge Pdf

Free online merge pdf tool

Compress Pdf

Free online compress pdf tool

Split Pdf

Free online split pdf tool

Edit Pdf

Free online edit pdf tool

Rotate Pdf

Free online rotate pdf tool

Commonly Asked Questions

Is change permissions really free?

Yes! FilePdf.net is 100% free with no hidden fees, no signup required, and unlimited file processing.

Are my files private and secure?

Absolutely! All processing happens in your browser. Your files never leave your device, ensuring complete privacy.

Is there a file size limit?

No! Process files of any size, as many times as you want, completely free.