How to install social extension

Unyson extensions are not WordPress plugins, you can’t upload and install them as plugins.

Install extensions from Unyson extensions page.

Thanks for quick response , please check screenshot, i did not see any option in unyson backend to activate extension

https://drive.google.com/file/d/0ByqdW_6x-i0GU3JFTl9ENV9UcXc/view?usp=drivesdk

Maybe your theme are hiding them (display:none) from css.