You'll see a dropdown menu next to 'Firefox will,' and you should select 'Use custom settings for history.' Then remove the check from 'Remember search and form history,' and close Preferences. Easily sync your passwords, favorites, and settings across many devices. If you don't want Firefox to store your form data in the first place, click on the menu button with three horizontal lines and then select Preferences. Microsoft Edge was designed to feel at home on a Mac.Finally, click Clear Now and then close the window. Then select the arrow next to Details and ensure there's a check next to Form & Search History. Then click History and 'Clear Recent History.' To clear all form history, select Everything rather than a specific time range. To delete all of your form history, begin by clicking on the menu button with three horizontal lines.Then highlight the entry you want to delete and press ⇧ Shift+ Del. To delete a specific form entry from Firefox's history, click on the form field in question and press ↓.With Firefox 85, Adobe Flash is no longer supported, and it is impossible to enable it on any website. All Firefox editions are now released as universal binaries, offering improved performance on the new devices, which until now relied on Rosetta 2 emulation. There are several ways you can adjust settings for autofill. For M1 Mac users, the biggest recent news is native support for Apple Silicon processors. Autofill is Firefox's default function that displays a dropdown menu of information (from history it's memorized) when you're filling out forms (e.g.