Hey anyone exprience in mit wifi control home automation app desing using mit app inventor

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hello everyone right now i am working on wifi control home automation project, using firebase server.
i just wanted to in my project when i click all on button my all relays ON, when i click another off button my all relays goes OFF.
currently in my project i am using 4 on/off buttons and it’s working fine according to my arduino coding.

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Hi

If your on/off buttons are already working fine, then a modification to use one button for ‘off’ should be easy - it just has to have the code for ‘off’ that the four buttons currently have…

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