Pressing down on the shutter will not shut down the YI 4K+ Action Camera. Check settings to see if In Housing Mode is turned on. Related articles What are the requirements for my microSD card?(YI 4K+ Action Camera) Why does my device automatically shut down?(YI 4K+ Action Camera) I inserted the SD card but it is not being recognized. (YI LITE Action Camera) How do I pair my YI 360 VR Camera with the app?