1. Create a new page (better to use full width template)
2. Just paste this shorcode: [ffmwp]
3. That's it.

Then you can adjust settings as per your need under Tabs on left sides, e.g:

PRO Features

1. Create Directories
2. Set Maximum File Upload
3. Set Limit per User File Count
4. Set Filesize quota for Roles
5. Email Notifications Settings
6. File Rename by Timestamp Prefix
7. Allow Geusts to Upload
8. Allow Users to Share File via Email
9. File Groups
10. Create Unlimited Download Areas
11. File Meta - Create Fields and attache with files
12. Visual Composer Addon