Password protection allows you to protect your PDF document from unauthorized access or modification. Tips: If You Forgot/Lost Password After Protecting Part 1: Is There Any Way to Password Protect A PDF File without Acrobat Use Online Tool to Password Protect PDF File Use Microsoft Word to Password Protect PDF File

Part 2: How to Password Protect A PDF File without Acrobat To remove password security, first click Cancel in the Password Security Settings dialog, and then in the Document Properties dialog set the Security Method to No Security.Part 1: Is There Any Way to Password Protect A PDF File without Acrobat.Find some other way to communicate the password to users other than email if you will be emailing the file.

NOTE: Do not send an email with the file and the password in the same email.

Don't forget to save this password in a secure password manager and securely communicate this to any users or recipients of this file.

Click OK to close the Document Properties window.

The file is now encrypted and requires a password to open it. A pop-up screen reminds you that these new settings won't take effect until you save the document.

Retype (confirm) the password and click OK.

In the Options area, we suggest selecting Encrypt all document contents.

In the Permissions section, make any other optional Permissions choices.

In the Document Open Password field, type the password.

In the Document Open section, check Require a password to open the document.

* Encrypt all document contents is the recommended choice.

Select options on what to encrypt (all contents, all except the metadata, or only attached files).

Set additional permissions on the encrypted file, such as restricting editing or printing.

Require a password to open the document.

The Password Security - Settings options display.

In the Security Method field, select Password Security.pdf file you want to password protect and encrypt. To password protect and/or encrypt a document using Adobe Acrobat Pro:

Password protect existing pdf files