| Extension | Description | |-----------|-------------| | .bin | Raw binary firmware (most common) | | .trx | Broadcom-based ZTE routers | | .img | Some LTE/5G CPE models | | .zip | Contains multiple files for mtd partitions (rare) | | .zimg | Encrypted ZTE proprietary format |
Hackers constantly scan for routers with known flaws. ZTE regularly releases patches for vulnerabilities like remote code execution or DNS hijacking. The firmware update tool is your first line of defense. zte router firmware update tool