A cookie is a small text file that is sent to and stored in the browser directories of your device (smartphone or PC). Cookies can be used for a variety of purposes such as identifying users, keeping track of preferences and activity (e.g. Language, Currency, IP address used and Time zone)
Various browsers have different methods of managing cookies (including disabling options). However, you should note that some cookies are essential and disabling them may result in some functions or services not functioning properly.
For more information on how to manage cookies, please refer to: https://www.aboutcookies.org