Here’s a clear, step-by-step guide to installing firmware on the (assuming you're referring to the Faudio FA4 true wireless earbuds, which often have firmware updates for bug fixes, connectivity improvements, or feature enhancements).
Once the device reboots, navigate to to confirm that the firmware version matches the version you just installed. It is recommended to perform a Factory Reset after a major update to clear any legacy cache and ensure optimal performance.
