UserAgent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36

Steps to reproduce the problem:
1. Donwload and extract zip folder contents to created new folder on desktop.
2. Open Chrome browser Menu -> More Tools -> Extensions
3. Tick Enable Developer Mode
4. Click Load Unpacked Extension and select new desktop folder
5. Message appears: Failed to load extension from: ~\Desktop\GD-Anywhere-5.4.11
Manifest file is missing or unreadable.

What is the expected behavior?

What went wrong?
Unpacked extension would not because of missing manifest file

WebStore page: gd anywhere chrome extension

Did this work before? No 

Chrome version: 56.0.2924.87  Channel: stable
OS Version: 10.0
Flash Version: Shockwave Flash 24.0 r0