Zte F670y Firmware -upd- -

# From a connected Linux machine (if telnet/ssh is enabled on the router) dd if=/dev/mtdblock0 of=/tmp/backup.bin (Requires router telnet/SSH access – often locked by ISP) That would help me point you to the correct official update source.

I understand you're looking for the , possibly an updated version. Zte F670y Firmware -UPD-