cannot ping smart watch- model DA08

• I was trying to do TCP connection in smart watch
• but I can't ping my watch from laptop using same network and error- connection refused when tcp connection reference from (https://www.tutorialspoint.com/sending-and-receiving-data-with-sockets-in-android).
• what can I do for currently and asking for solution
• smart watch model -DA08. enter image description here

If you are currently paired with the watch, then the default network is probably bridged over BT.

You could test, while BT is disabled.

Or specifically request wifi network, see https://developer.android.com/training/wearables/data/network-access#requesting-wifi-connectivity