Do not use firmware from random forums unless verified by an MD5 checksum. Only official sources:
If you want, I can draft exact CLI commands tailored to a specific Hg8245q firmware file name or produce a checklist you can print for the upgrade. Which would you prefer? Hg8245q Firmware Upgrade
Restore your backed-up configuration (if compatible with new firmware). If not, reconfigure manually. Do not use firmware from random forums unless
Upgrading the firmware on a ONT (Optical Network Terminal) is usually managed by your Internet Service Provider (ISP), as unauthorized updates can disable your internet connection. Restore your backed-up configuration (if compatible with new
Sometimes a firmware update resets configuration settings.
Request a remote upgrade. Log a ticket with your ISP stating, "I need a firmware push to fix TTL mismatches." They will push it via TR-069 overnight.
: Many ISP-locked HG8245Q devices hide or disable this menu.