09-02-2015 11:04 AM
09-02-2015 11:16 AM - edited 09-02-2015 11:16 AM
I presume you meant "can't"?
Make sure that your internet/APN settings are correct and that data roaming is enabled:
http://community.48months.ie/t5/Need-Help/nexus-5/m-p/33205#M11511
Hope this helps.