Here is a tutorial on how to update eeprom, OR you can also refer to official documention: https://www.raspberrypi.com/documentation/computers/raspberry-pi.html#automatic-updatesbootloader_update_stable
sudo rpi-eeprom-update-aIf a firmware update is available you will be prompted to install it and your Raspberry Pi will reboot. More information about updating the firmware on your Raspberry Pi is available in the [https://www.raspberrypi.com/documentation/computers/raspberry-pi-5.html#updating-your-firmware bootloader_update_stable official documentation].