Desktop
Open the Chrome browser on your desktop computer.
Open the browser menu (three dots) > Settings.
In the left sidebar, select Search engine.
From here, you can change your default search engine.
Android
Open the Chrome browser on your Android device.
To the right of the address bar, tap More > Settings.
Under “Basics”, select Search engine.
From here, you can change your default search engine.
iOS
Open the Chrome browser on your iPhone or iPad.
Open the browser menu (three dots), then scroll over to Settings.
Select Search Engine.
From here, you can change your default search engine.
Prior versions on GitHub.