If you can't access the update menu because you’re locked out, find the small hole near the SIM slot. Use a paperclip to hold it for 10 seconds while the device is powered on. This reverts everything to factory settings. Device Not Recognized
: Never update while plugged into a weak laptop USB port. Use a stable wall charger or a high-quality USB 3.0 port. Ldw931 Firmware Update
APIs & Data
Click Browse or Choose File . Select the downloaded firmware image (e.g., LDW931_FW_v2.2.0.bin ). Do not rename the file. If you can't access the update menu because