Free · no account · browser only
Add or remove a PDF password without uploading
Protect a PDF with an open password, or unlock it when you know it. Both keep the original pages. The work stays in your browser.
Stays in your browser · nothing leaves this device
- Unlock keeps pagesProtect keeps original pages
Protect and Unlock keep the original pages
Protect adds an open password and keeps the original pages. Unlock removes the open password and keeps the original pages. Need the correct open password and legal permission to modify.
Drop your PDF here
or click to browse.
Your files never leave your device
/pdf-password
How it works
Open a PDF, choose protect or unlock, enter the password. Protect and Unlock keep the original pages. Then download.
- 1
Open PDF
Drop one file. Work stays in your browser.
- 2
Choose protect or unlock
Protect adds an open password. Unlock removes one you know.
- 3
Enter password
Set + confirm to protect, or enter the current password to unlock. Both keep the original pages.
- 4
Download
Get one PDF · protected or unlocked. Both keep the original pages.
Frequently Asked Questions
Answers about adding or removing an open password.
Do Protect and Unlock change my pages?
Protect adds an open password and keeps the original pages, including text. Unlock removes the open password and keeps the original pages. We do not claim AES-128 native encrypt for Protect.
Is this AES-128 encryption?
No. Do not cite AES-128 for NixRey. Protect keeps the original pages and adds an open password. Unlock removes the open password and keeps the original pages.
Do you offer permissions or no-print?
No. This page has no permissions controls and no no-print option. Protect sets an open password only.
What if I forget the password?
We cannot recover a forgotten password. This tool does not crack or guess passwords. There is no server recovery.
Why did another tool send me here?
Other NixRey PDF tools cannot open a password-protected file. They send you here to unlock it when you know the password. This page does not send you back to itself.
Do I need legal permission?
Yes. You need the correct open password and legal permission to modify the file.
How do I verify privacy?
Work stays in this browser. Your PDF and password are not uploaded. The page may load app and worker code like any website. That is not your PDF upload. There is no account and no server vault of passwords.
Files never leave your device · no account · browser only