Most LDW931 sticks use the ZX297520V3 chipset. Ensure the firmware you download is specifically for this version.
In this guide, we’ll cover why you should update, where to find the files, and the step-by-step process to flash your device safely. Why Update Your LDW931 Firmware? Ldw931 Firmware Update
Advanced firmware versions enable you to lock the device to a specific LTE band (like Band 3 or Band 40) to stabilize speeds. Most LDW931 sticks use the ZX297520V3 chipset
This usually means the drivers aren't installed correctly or the device isn't in "Diagnostic Mode." we’ll cover why you should update