Open Google Search
Sign in to your Google account
Go to My Activity
Select Search activity
Click Delete
Choose Delete today, Delete custom range, or Delete all time
Confirm deletion
To stop future saving, go to Activity controls
Turn off Web & App Activity
On mobile, open the Google app or browser
Tap your profile picture
Tap Search history or My Activity
Delete the searches you want removed
Clear browser history if needed
Repeat for each device if necessary