Wall Switch with different firmware

by LBA, November 26 2018

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Hi, I have your Wall Switches (wire version without neutral wire) and one has an "old" white box and the other has a new more colorful box. 

In the "old" one I can set only single press (or simultaneously press by both).

In the "new" one there is also long press option to set action. 

I guess that because they have different firmware and the "old" one is not up to date. My question is how to update the firmware  - to have the latest on both devices.



I want to say: