Finding and understanding information about the firmware can be challenging, as this is an older ADSL2+ modem/router typically provided by Internet Service Providers (ISPs).
"To recover the ZXHN H108L firmware, connect the router via Ethernet to your PC. Set your PC IP to 192.168.1.2. Unplug the router, press and hold the reset button, plug the power back on, and keep holding the reset button for another 10-15 seconds. The router should enter a recovery mode accessible via a web browser at 192.168.1.1, where you can upload a official firmware BIN file." zxhn h108l firmware
exe files, password-protected zip files from unknown forums, and anything labeled "unlocked bootloader" unless you are an expert. Finding and understanding information about the firmware can