Cookies are small, harmless files of letters and numbers that are placed on the hard drive of your computer, smartphone or other device, or in your browser memory if you agree.

You may wish to visit www.aboutcookies.org which contains comprehensive information on how to do this for a wide variety of browsers. You will also find details on how to clear cookies from your computer as well as more general information about cookies. For information on how to do this on your mobile phone’s browser, you will need to refer to your handset manual.