If your camera stops responding (no lights, no voice prompts) after an update, it may be "bricked."
Ensure your camera is plugged into a stable power source. Never update on a low battery (for portable models). v380 firmware
As the V380 Pro app updates on your phone, the camera firmware must keep pace to ensure all features function correctly. How to Update V380 Firmware Safely If your camera stops responding (no lights, no
Tap "Update" and wait. Do not close the app or power off the camera until the device reboots and says "System starting" or "Startup completed." Troubleshooting Common Firmware Issues no voice prompts) after an update