No mobile data after switching to EE

[Haryo]

Hi, I have just switched from Three to EE however I have not been able to make nor received calls. Was told its just a switch and shouldn't affect me. Not sure what to do here.

[Chris_B]

@Haryo  Have you changed the APN setting on your device?  
Have a read of THIS 

[Haryo]

I have don't the above however I still get my sim card his not provisioned

[Christopher_G]

Hi @Haryo 

I recommend speaking to our Mobile Care team so they can check this from our side for you.
Chris