If web interface access is blocked, some users resort to TTL/Serial connections (using tools like TeraTerm) to dump the configuration directly from the device's flash memory. [FEATURE] ZXHN F601C decoding support #169 - GitHub
If you modified settings, use the utility to re-encode the XML back into a .bin format before uploading it back to the router. Troubleshooting and Limitations
Open the resulting .xml file in a text editor to view or change settings.