These are the steps to remove all history: Locate "My Activity" and click on sign in. At the upper right, select 'More' and then 'Clear activity by'. Under "Clear by date," scroll down and tap on 'All time'. Finally, press ‘Clear’, and your search history it’s done.

To delete your entire browsing history, select "Everything" at the top of the window and check "Browsing & Download History" in the detailed list of items to clear. You can also choose to clear other types of private data from here, including your cookies, browser cache, offline website data, and website-specific preferences.

In Google Chrome, click the three dots to the right of the address bar to open the menu, then choose Settings. On the sidebar, go to Privacy and Security, then Clear browsing data. Make your choices from the list, set the time period you’d like to clear, then click the Clear data button.