A cookie is a piece of information, like a tag, that's stored on your computer, tablet or phone when you visit a website. It can help identify your device – like your PC or mobile phone – whenever you visit that website. They are used by most major websites including O2. To make the best use of our website, on whichever device you use, you'll need to make sure your web browser is set to accept cookies.
Find out more about the benefits of the cookies O2 uses
A cookie will typically hold
Session cookies – these only last until you close your browser. They are not stored on your hard drive. They are usually used to track the pages that you visit so that information can be customised for you for that visit.
Persistent cookies – these are stored on your hard drive until you delete them or they reach their expiry date. These may, for example, be used to remember your preferences when you use the site.
You can visit our website without revealing any personal information.
We protect your personal information very carefully. The security and safety of your personal information is very important to us.
We may ask you for personal information so you can buy something from our shop, for security reasons or so you can use our services.
Find out how to manage cookies.