28Connection timed out after X milliseconds

Error

While trying to activate Smart Slider 3, 28Connection timed out after X milliseconds error message appears.

Cause

This error message can happen if your server is not able to connect to our website. Usually this is caused by a firewall or the server is not connected to the internet. You should contact your server host and ask them to help you resolve this problem. As a test they could connect to the SSH of the server and run this command:

ping secure.nextendweb.com

It should return datas.