Get the latest tech news
How to clear your Google search cache on Android (and why you should)
If you're concerned about your privacy, you should regularly clear your Google search cache on Android. Here's how to do this manually and set up auto-delete.
But in this modern era, where companies and sites can use that information to paint a very particular picture about you and your web usage, that could be considered an invasion of privacy. If, however, you find the instructions don't apply to your device, it might take a bit of research to discover how it's done on an older version of Android. To do that, tap the Verify button and you'll be prompted for either your PIN, pattern, password, fingerprint, or face scan (depending on how you have Android configured for the unlocking process).
Or read this on ZDNet