How can I Lock PDF with Password?

Kanishka Vohra
Kanishk...
12 Points
1 Posts

To lock a PDF with a password, the easiest and most reliable way is by using SysTools PDF Locker. It helps you secure sensitive PDF documents by adding strong password protection in just a few clicks.

Steps to Lock PDF with SysTools PDF Password Protector

  1. Download and launch SysTools PDF Document Locker on your system.

  2. Click Add Files / Add Folder to upload the PDF(s).

  3. Click Change to set the location for resultant > Next.  
  4. Choose the user password or owner password as per your requirement.

  5. Set permissions like printing, editing, or copying (optional).

  6. Click Lock to apply password protection instantly.

Key Features

  • Secure PDF with strong password encryption

  • Lock single or multiple PDFs at once

  • Maintain original PDF formatting

  • Supports all PDF versions

  • Simple and user-friendly interface

  • Compatible with a Windows or macOS machine

 

Using SysTools PDF Password Protector ensures your confidential PDFs stay protected from unauthorized access.

Views: 14
Total Answered: 0
Total Marked As Answer: 0
Posted On: 04-Feb-2026 05:41

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