Cookies are tiny text files that a web server places on your computer when you visit a web page. The file is just letters and numbers, it doesn’t run software code. When used by a website, the cookie can help make a webpage more user-friendly, for example by remembering your settings.
Cookies live in the memory of your web browser. Usually, a cookie contains:
Only the webpage that created the cookie can read it. Cookies can be used for a wide range of reasons.
Turning off Cookies
You can make your browser stop accepting some or all cookies. But it’s worth noting that disabling cookies restricts the performance of websites.
All modern browsers let you control your cookie settings. Here’s a list: