The wifi is not working. I can't on the wifi button.

[lotawa1999]

When i try to on the wifi, it just can't on. I don't know what is the problem. Even the Hotspot and the Bluetooth is not working too.

 

[hang-the-9]

Did you try simply rebooting the device? Maybe try a full factory reset. Could be a system board or antenna issue since other things are not working also.