W WPCentral Question Sep 6, 2014 #1 My data and my mms aren't working unless im on wifi. How do I fix this its a windows 8.1 phone .
Alienhead95 New member Jul 17, 2013 461 0 0 Sep 6, 2014 #2 You need to configure the apn settings under cellular. Upvote 0 Downvote