Cover Your Tracks Online
1Yes, you have to sign in first. To remove Google's Personalized Search, head on over to
www.google.com/psearch and sign in to your account.
2Stroll down memory lane. Take a look at the Search History page and pick some days on the calendar to see every search made since you created your Google account. Scary, eh? I don't know what I had for lunch yesterday, but Google knows what I was interested in a year ago!
3Clean your slate. Select the Clear Search History button, check off items that you wish to remove, and then click the Clear History button. Remember that even after you remove items, logs and backups will exist on Google's servers.
4Stop the collection. To prevent Google from collecting this data in the future, select items such as Web, Images, and News that you don't want to collect data, then press the Pause button.