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13-07-2013 21:40 - edited 13-07-2013 21:41
Could you tell us on which country you are based and what operator SIM-card are you using?
The issue might be possibly caused by operator settings. If that is the case, the "easy" method for fixing it would be to factory reset the phone by dialing *#7370#. Note that this removes also user data from the phone memory. The other option would be to create your own access point settings and set them to use. Steps for Asha 501 are basically:
now give a try whether the WLAN (and mobile data) are usable.