Cookies contain information that websites have gathered about you and stored on your computer as small text files. Most of these files are completely harmless, but others store where you went, what you did, and any personal information you gave. Web sites may also allow other websites (their advertisers, for example) to put cookies known as third-party cookies on your computer. To ensure that companies are not keeping tabs on what you do online, use one of the following methods to clear your browser’s cookies.
Step by step Guide to clear Browser Cookies
Step by step Guide to clear Browser Cookies