How to connect a relay with switch board to turn on light manually as well bolt iot
This question is alwready answered here Bolt WiFi Module connections with Home Appliances / Home Automation and there are many other resources as well.
Alwayes use the search feature to check if a thread exists before posting a new question on forum. Also, ask the new question in the same thread and avoid creating a new thread for same topic
@saifquraishi387 try the link now