This is the easiest method for home users and can be done entirely from your smartphone.
Unlike consumer routers that often run stripped-down Linux distributions (e.g., OpenWrt), the LG8245X6 runs Huawei’s proprietary or Huawei VxWorks-like RTOS (sometimes referred to as HADOS in older generations). Newer revisions may incorporate a Linux kernel for higher-level applications, but the real-time forwarding plane remains on an RTOS. huawei lg8245x6 firmware
This means the firmware installed on your device is likely a tailored to that specific ISP. This is the easiest method for home users