Click in the “Search History” text field in the top-right ... Of course, if precision isn’t needed, you can mass-delete all of Firefox’s browser history and other stored data instead.

Your Firefox history includes your searches, all the websites you've visited, your active logins, and more — and you can clear all of this manually, or set it to clear automatically. Mozilla ...

Launch Firefox browser click ‘Open menu’ visible as 3 horizontal bars and select the ‘Library’ option. Next, choose ‘History’ > ‘Clear Recent History’ option. From the window that ...

Selecting the Search History text field in Firefox's Library window. Press and hold Control on a Mac or right-click on a PC, then click the name of the site you want to clear out inside the search ...