Here is a list of resources to help you troubleshoot your Zooz ZEN34 Remote Switch and navigate the documentation that’s already out there 
We try our best to keep the Zooz Support Portal updated and continue adding helpful articles every day so take a look at the most popular docs first, there’s a good chance your question has already been answered! 
ZEN34 FAQ: the best place to start 
OTA Firmware Update Files: read all of the disclaimers carefully before applying an update to your device to avoid accidental bricking 
ZEN34 Change Log: where we keep track of all the updates made to the hardware and software of the device.
ZEN34 Specs: make sure you use the device with the right battery type and install it under acceptable conditions.
ZEN34 Advanced Settings: learn how to customize your device.
Detailed Support for ZEN34 Remote Switch & Your Hub: