A cookie is a small piece of text sent to your browser by a website you visit. It helps the site remember information about your visit, which can make it easier to visit the site again and make the site more useful to you.
Cookies used for analytics help collect data that allows services to understand how users interact with a particular service. These insights allow services both to improve content and to build better features that improve the user’s experience.
Some cookies help sites understand how their visitors engage with their properties. For example, Google Analytics, a Google product that helps site and app owners understand how people engage with a service, uses a set of cookies to collect information and report site usage statistics without personally identifying individual visitors to Google. ‘_ga’ is the main cookie used by Google Analytics. ‘_ga’ enables a service to distinguish one user from another and lasts for 2 years. It’s used by any site that implements Google Analytics, including Google services.
Managing cookies in your browser
Most browsers allow you to manage how cookies are set and used as you’re browsing, and to clear cookies and browsing data. Also, your browser may have settings allowing you to manage cookies on a site-by-site basis. For example, Google Chrome’s settings allow you to delete existing cookies, allow or block all cookies, and set cookie preferences for websites. Web browsers also has Incognito mode, which doesn’t store your browser history of visited sites or cookies on your device after you close all Incognito windows.