The primary goal of the update tool is to bridge the gap between the device's hardware and the network service provider. Performance Optimization
When updating ZTE modem firmware, there isn't one universal tool for every model; the process depends on whether your device is a consumer home router or a specific cellular module. Most modern ZTE modems use a built-in web management interface for updates rather than a standalone desktop tool. Common Update Methods : Zte Modem Firmware Update Tool