Please note, this is not your Firefox Account password. This requires your operating system password (or authenticate using your fingerprint, face or voice login if enabled) this is usually the password used to unlock your computer. To add further protection, you can select to require authentication before autofilling the credit card information. This feature can also be disabled manually by modifying the following preferences via the Configuration Editor( about:config) to false and then restarting Firefox:ĮĮ Require authentication for autofill Click the check box next to Autofill credit cards to turn it on, or uncheck the box to turn it off.Īdvanced: Disable credit card autofill in about:config.Click the Privacy & Security panel and scroll down to the Forms and Autofill section.
Click the menu button and select Settings. Click the menu button and select Options Preferences. In the Menu bar at the top of the screen, click Firefox and select Preferences. This feature is recommended for private computers only.