What are cookies?
A cookie is a small text file that a website installs on your computer or mobile device when you visit. These files allow for a certain period of time the Web site is “aware” of their actions and preferences, including the username, the chosen language, the size of the characters and other display settings. That’s why when you scroll through the pages of a site or return to a site you have visited has in principle to re-state your preferences when you return to a site.
How do we use cookies?
To disable cookies on your browser may follow these instructions. It should be noted that given the high number of browsers and respective versions, these instructions are not exhaustive. You can also see the specific help pages of your browser or a generic page on this topic.
All about cookies:
Internet Explorer

How to manage cookies
You can control and / or delete cookies you want. For more information, see aboutcookies.org. You can delete all the cookies already installed on your computer or mobile device or activate an option available in most browsers that prevents its installation. But if you do, you may have to manually set some preferences each time you visit a site and threatens to disable certain services and features.