Open the YouTube app or go to YouTube in a browser
Sign in to your account
Tap or click your profile picture
Select Settings
Go to History and privacy
Select Clear search history
Confirm the action
To remove individual searches, tap or click the search bar
Find the search item you want to delete
Tap or click the X or Remove next to that search
To stop saving searches, turn off Search history
To pause all watch and search history, turn on Pause watch history and Pause search history