It's easy to clear your Gmail inbox search history in a desktop web browser and in the Gmail mobile app.
You can clear your history on Firefox manually, or set it to clear automatically whenever you close Firefox.
Deleting Gmail search history on your devices is a no-brainer. Open the Settings page, go to General settings, and clear your Gmail search history on Android. On iOS devices, open Data privacy ...
If you need to troubleshoot Windows 10, improve system performance, or just want to clear up some disk space, clear your cache.