Open your Google Account
Go to Data & privacy
Under History settings, select Web & App Activity
Click Turn off or Manage activity
Select Delete
Choose Delete today, Delete custom range, or Delete all time
Confirm deletion
Go to My Activity
Review and delete individual items if needed
Repeat for Search history, YouTube History, and Location History
Open Google Chrome
Click the three dots menu
Go to History
Click Clear browsing data
Choose a time range
Select browsing history, cookies, and cached files
Click Clear data
On mobile, open the Google app
Tap your profile picture
Tap Search history
Delete individual searches or clear all
On mobile, open Chrome
Tap the three dots menu
Tap History
Tap Clear browsing data
Select the data you want to remove
Tap Clear data