no wifi (Samsung galaxy tab 4) I have a brand-new Samsung Galaxy tab for just pulled it out the box it Wi-Fi will not turn on.. the router is "Belkin" have been reading all these answers they keep saying to root and two download different software to buy new hardware it's brand-new why should I have to do that.
Go to Settings > WiFi and check if any network shows 'Connected'.
If not, select the appropriate network and login.