How to Remove Snap.Do (Snapdo)

How do I delete Snap.do from the homepage of Firefox browser?
What is Snap.do?
How to remove Snap.do from Firefox?

  Snap.do is a home page that is installed without us noticing, usually when you install a program and use the recommended installation, not advanced that is allowing unchecked Snap.do toolbar, homepage and searching snap .do. So it looked firefox with url Snap.do in the navigation bar.

In this case also installed a free antivirus called Antivirus Baidu. To remove Snap.Do first in the configuration menu pulse Add-ons

 then you have to check browser extensions and click on where it says: Uninstall

Then in the windows start menu I go to the control panel:

en windws 8:

pulse in each of the programs: Snap.Do and pulse in Uninstall

then I go to the setup menu of the browser and pulse in options:

then in the general tab I'm changing the address of the page snapdo by the Google by typing in the space for it.

and after that, google page should appear in the browser.
After each step must use CClener to clean temporary files and the registry of your PC.

Discuss to enrich publication.