To understand the value of this firmware, you must first break down the nomenclature. Unlike mainstream Android Auto or CarPlay units from Sony or Pioneer, Chinese head units (often branded as "Eonon," "Xtrons," "Seicane," or "Pumpkin") use internal motherboard codes.
Use the volume knob or physical steering wheel buttons (if connected) to navigate to "Apply Update from USB." Select it. The system will verify the F9212 signature. If successful, a progress bar will load.
Once you have this firmware version, you can usually change the boot logo to match your car's brand (Toyota, Honda, Ford, etc.) in the Factory Settings menu under Logo Settings