How do I update the AF bit amplifier firmware? 31 March 2023 09:15 Updated Refer to point 1.4 FIRMWARE UPDATE of the bit Drive manual. Related articles 1. SOFTWARE AND FIRMWARE INSTALLATION AND MAINTENANCE How do I install USB drivers for Windows? I updated the firmware and now the bit Drive software no longer shows the setup I had finalized in the product? Do I need to update both firmware and software? Download F4IN and F2O Manual