So what are they?
Cookies are tiny text files stored on your computer when you visit certain web pages. If you don’t wish to enable cookies, you’ll still be able to browse the site and use it for research purposes. Most web browsers have cookies enabled.
Please note that cookies can’t harm your computer. We don’t store personally identifiable information in cookies we create, but we do use encrypted information gathered from them to help improve your experience of the site. For example, they help us to identify and resolve errors, or to determine relevant related products to show you when you’re browsing.
We’re giving you this information as part of our initiative to comply with recent legislation, and to make sure we’re honest and clear about your privacy when using our website. We know you’d expect nothing less from us, and please be assured that we’re working on a number of other privacy and cookie-related improvements to the website.
More about Cookies in plain English courtesy of John Lewis.