Does she have an active membership?
What doesn't work?
Calls? Texts? Data? All of these?
Does her phone have a connection to the 48 network?
Has the phone been used for roaming abroad recently?
What happens when trying to make a call or send a text?
If you need to contact 48 support about this then see the link in my signature below or email them at support@48months.zendesk.com
By the way, it's not a very good idea to post your daughter's phone number on a public forum like this.
