How to connect to free wi-fi with my mobile phone

If your mobile device is asking for password then its means that the Wifi-router from where your mobile is receiving the signal is password protected. Without entering the password, you will not able to access web through wifi.
 


Neither is WEP. No modern routers/modems use WEP by default. If you've set it to WEP yourself, quite frankly you deserve someone to steal your internet.