Requirements:

• Password Protect WordPress Lite version 1.7.5 or greater
• Password Protect WordPress Pro version 1.2.2 or greater
• PPWP Password Suite version 1.3.6 or greater
• Advanced Custom Fields version 5.9.0 or greater

1. Create additional fields using ACF

2. Get file group key

3. Protect your content using our ppwp shortcode.

Here is the result:
[ppwp] Empty content, invalid attributes or values

Enter “123456” to unlock the protected content sections.