To manage your browsing history and other cached data:
Open the Chrome app.
Tap the ellipses (…) in the bottom right corner and select Settings in the menu.
Tap Clear Browsing Data.
Select the items you want to delete from Chrome by tapping them individually to place a check mark next to them.
Be sure to not check on Saved Passwords as you’ll want to save them.
Tap Clear Browsing Data and tap it again in the confirmation screen to remove the data.
Tap Done at the top right of the screen.