So what are Cookies exactly?
They're tiny files automatically downloaded to any device you use, computer, tablet, mobile or more, whenever you go to a website. They're designed to make your visit quicker and easier.
Alternatively, you may wish to visit www.aboutcookies.org which contains comprehensive information on how to do this on a wide variety of browsers. You will also find details on how to delete cookies from your computer as well as more general information about cookies. For information on how to do this on the browser of your mobile phone you will need to refer to your handset manual.