Cookies

This guide puts small files (known as 'cookies') onto your computer.

The cookies help us:

  • understand how you interact with the guide, so we can make improvements
  • remember what notifications you've seen so you're not shown them again

The cookies aren't used to identify you personally.

Find out how to manage cookies.

The cookies we use

Google Analytics cookie

We use Google Analytics to collect information about how you interact with the guide. This information helps us to update and improve the guide.

Google Analytics stores information about:

  • the pages you visit
  • how long you spend on each page
  • how you got to the guide
  • what you click on while you're reading the guide

We don't allow Google to use or share our analytics data.

You can opt out of Google Analytics cookies.

NamePurposeExpires
_gaA randomly generated reference is used to identify unique users and inform referring sites, visitor and session counts2 years

Introductory message cookie

When you first read the guide, you may see a pop-up 'welcome' message. Once you've seen the message, we store a cookie on your computer so it knows not to show it again.

NamePurposeExpires
seen_cookie_messageSaves a message to let us know you've seen our cookie message1 month

YouTube videos

We use YouTube to provide videos on some pages of the guide. YouTube sets cookies when you visit one of these pages.

NamePurposeExpires
_use_hitboxRandomly generated number that identifies your browserWhen you close your browser
VISITOR_INFO1_LIVELets YouTube count the views of embedded YouTube videos9 months