Once you know the chipset (e.g., Amlogic S905X4), you can search for the specific firmware.
: Dual-band 2.4G/5.8GHz Wi-Fi, Ethernet, and multiple USB ports. How to Update Firmware
Firmware refers to the software that is embedded in a hardware device, such as a TV Box, to control its operation and functionality. It acts as a bridge between the hardware and software components of a device, enabling communication and interaction between them. Firmware updates are released by manufacturers to fix bugs, improve performance, add new features, and enhance security.
Allows you to update without a computer if your box still powers on.