Navigate to: or System Info . Look for:
F --> GTFTP successful? G -- Yes --> E
Click and select your downloaded firmware file (usually ending in .bin or .img ). Click Upgrade .
If you maintain a large fleet of F601s, consider: zte f601 firmware
Updating the firmware on an F601 is not trivial, but it is critical for:
Crucially, the device has several hardware revisions including V1.1 , V6.0 , and V9.0 . Identifying the correct hardware revision is the first and most critical step before sourcing any firmware.
Smooth handling of GPON standards (ITU-T G.984) so your connection doesn't drop during peak usage. Navigate to: or System Info
ZTE ZXHN F601 is a Gigabit Passive Optical Network (GPON) bridge Optical Network Terminal (ONT) widely used in Fiber-to-the-Home (FTTH) deployments. Its firmware manages core functions like high-speed data forwarding, QoS (Quality of Service) remote management via OMCI Key Firmware Features Dual-Image Support : The F601 often features a dual-boot system
Ensure the device is connected to a stable power source throughout the process; a power loss during an update can permanently damage the unit.
This is the riskiest part. Many forums host malware-laced files. Use only verified sources. Click Upgrade
: Supports up to 2.488 Gbps downstream and 1.244 Gbps upstream.
Never flash a V1.0 firmware onto a V6.0 board or vice versa. The bootloader (U-Boot) is incompatible.
Flashing firmware often resets your ONT to factory configurations. To restore your internet connectivity, check these parameters: 1. GPON Password / LOID Authentication
: A common version found on units from retailers like AliExpress. It is reported to work "perfectly" as a bridge, though internal PPPoE services may fail to establish a connection directly, necessitating an external router for PPPoE dialing.