The HG8245Q2 runs a Linux-based operating system. Older firmware versions (like V300R016C10SPC115) have known vulnerabilities, including hardcoded backdoor accounts and command injection flaws. Updating closes these holes, preventing malicious actors from hijacking your router.
Ensuring the ONT works correctly with the latest backend configurations from your service provider. 2. Sourcing the Correct Firmware Hg8245q2 Firmware Update