How to find out everything Google knows about you â and how to delete it Google has an impressive amount of data on its users, whether that's where they've been going or what they've been buying online. Here's how you can check what Google knows about you - and how you can delete it Sign up to FREE email alerts from Daily Star - Subscribe When you subscribe we will use the information you provide to send you these newsletters. Sometimes theyâll include recommendations for other related newsletters or services we offer. OurPrivacy Noticeexplains more about how we use your data, and your rights. You can unsubscribe at any time.