mobile data not working on windows 8.1 lumia 520

[WPCentral Question]

I updated my phone 10 days back - LUMIA 520 windows 8.1. Last night my mobile data suddenly stopped working . Other thngs are working fine like wifi and calling. Please help!!!

 

[George Mathew Jose Kalarickal]

Go to Data Sense and check if everythings okay.
Or you might have turn off the cellular data connection under cellular+SIM