Don't connected after upload program with nodemcu


#1

hey everyone in this community, can someone od you can help me my problem? this is the story
after i am upload my program with nodemcu v3, in my device i give this name esp8266 and when i see my device never connected but in my serial monitor arduino always give me the process and result.

and this question why are in the device and my nodemcu not pararel connected?
i very confused because after i am refresh my device never connect since upload