You'll need to post a bit bit information than that if you want assistance from the Community Forum.
When were services working ok last?
Are outgoing/incoming calls and outgoing/incoming texts working ok?
Do you have a connection to the 48 network - i.e. signal bars?
When was mobile data working ok for you last?
Are your APN settings configured correctly?
If you're on Android then you can text "APN" to 50048 to do this:
If you need to contact 48 support about this then see the links in my signature below.
